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There was some, but not usually more than 1 hour worth each week for an accelerated summer class. Her class is very doable - but you have to DO the work. Compared to other classes the work she assigns is relevant and not difficult, but requires some effort. Not hard.\",\"course_id\":\"HDFS 174\",\"date\":\"2020-08-21 18:46:42 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"abe569e1a1b66d09836582e5\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":4,\"source_review_id\":\"UmF0aW5nLTMzNjAzNTUz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Grading takes forever and class feels like a waste of time. It is online so good luck ever getting an email response back if you need it. 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Makes me upset my tuition money is going to her salary when she does not do her job at all\",\"course_id\":\"HDFS 174\",\"date\":\"2025-12-04 17:41:12 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"23a971c314d4f00e4bfd12d4\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQyMDM2MDMw\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"}],\"evidence_count\":3,\"review_ids\":[\"329d237646e182ff0a7773bb\",\"bae1c9507dec06dc020ce9b4\",\"23a971c314d4f00e4bfd12d4\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2442060\",\"name\":\"Polina Levchenko\"}],\"review_year_end\":\"2025\",\"review_year_start\":\"2024\"},\"sentiment\":\"negative\",\"summary\":\"The course is criticized for late posting of weekly modules and final exam prompts, creating unnecessary stress for students.\"},{\"aspect\":\"overall\",\"evidence\":[{\"comment\":\"Some of the other reviewers mentioned there was a lot of reading - I disagree. 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This was an online course I did not have another way to reach her because she did not have office hours \",\"course_id\":\"HDFS 174\",\"date\":\"2022-12-06 21:07:01 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"4a9191c0f0ce40d1e690c496\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":2,\"source_review_id\":\"UmF0aW5nLTM2OTkzNjAz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"VERY slow grader and poor communicator, doesn't respond to emails or the course discussion tab. Weekly materials were often posted late, especially toward the end of the semester. The syllabus listed a final paper due the last day of class, but she didn't post the prompt until Monday evening, making it due the next day and ignoring student concerns\",\"course_id\":\"HDFS 174\",\"date\":\"2024-12-15 23:41:46 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"329d237646e182ff0a7773bb\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":2,\"source_review_id\":\"UmF0aW5nLTQwMzEzMzQx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"So late to reply the email (sometimes no reply), used a lot of \\\"self-created terms\\\" that are hard to understand.\",\"course_id\":\"HDFS 174\",\"date\":\"2026-04-23 19:39:45 +0000 UTC\",\"difficulty_rating\":5,\"id\":\"40fe97e0f0d30813c274cbce\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQyOTE2MzYz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"}],\"evidence_count\":3,\"review_ids\":[\"4a9191c0f0ce40d1e690c496\",\"329d237646e182ff0a7773bb\",\"40fe97e0f0d30813c274cbce\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2442060\",\"name\":\"Polina Levchenko\"}],\"review_year_end\":\"2026\",\"review_year_start\":\"2022\"},\"sentiment\":\"negative\",\"summary\":\"Students report poor communication, with the professor not responding to emails, posting materials late, and using confusing self-created terms.\"},{\"aspect\":\"assessment\",\"evidence\":[{\"comment\":\"Some of the other reviewers mentioned there was a lot of reading - I disagree. There was some, but not usually more than 1 hour worth each week for an accelerated summer class. Her class is very doable - but you have to DO the work. Compared to other classes the work she assigns is relevant and not difficult, but requires some effort. Not hard.\",\"course_id\":\"HDFS 174\",\"date\":\"2020-08-21 18:46:42 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"abe569e1a1b66d09836582e5\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":4,\"source_review_id\":\"UmF0aW5nLTMzNjAzNTUz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Grading takes forever and class feels like a waste of time. It is online so good luck ever getting an email response back if you need it. Was a GPA booster but busy work to the max. \",\"course_id\":\"HDFS 174\",\"date\":\"2024-05-08 05:39:16 +0000 UTC\",\"difficulty_rating\":1,\"id\":\"380c3eda00dcec1204859ac2\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":2,\"source_review_id\":\"UmF0aW5nLTM5NDAzMDQ5\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"This professor does not answer any emails and is a difficult grader.\",\"course_id\":\"HDFS 174\",\"date\":\"2025-01-07 17:08:03 +0000 UTC\",\"difficulty_rating\":3,\"id\":\"c353b207e9411bc746a94203\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQwNTAwMTU0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Took over 2 months to respond to an email I sent about confusion with an assignment after I had sent her 4 emails. Extremely harsh grader with no room for error and will not respond to an email if you express concerns. Recycles materials from old classes and takes over a month and a half to grade weekly assignments. \",\"course_id\":\"HDFS 174\",\"date\":\"2026-04-07 22:13:18 +0000 UTC\",\"difficulty_rating\":5,\"id\":\"8ee75ac884d14c03beb66aec\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQyNzk0NTk4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"}],\"evidence_count\":4,\"review_ids\":[\"abe569e1a1b66d09836582e5\",\"380c3eda00dcec1204859ac2\",\"c353b207e9411bc746a94203\",\"8ee75ac884d14c03beb66aec\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2442060\",\"name\":\"Polina Levchenko\"}],\"review_year_end\":\"2026\",\"review_year_start\":\"2020\"},\"sentiment\":\"mixed\",\"summary\":\"While the course content is considered easy and a potential GPA booster, grading is described as extremely slow, harsh, and unresponsive to student concerns.\"},{\"aspect\":\"organization\",\"evidence\":[{\"comment\":\"VERY slow grader and poor communicator, doesn't respond to emails or the course discussion tab. Weekly materials were often posted late, especially toward the end of the semester. The syllabus listed a final paper due the last day of class, but she didn't post the prompt until Monday evening, making it due the next day and ignoring student concerns\",\"course_id\":\"HDFS 174\",\"date\":\"2024-12-15 23:41:46 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"329d237646e182ff0a7773bb\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":2,\"source_review_id\":\"UmF0aW5nLTQwMzEzMzQx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Professor ran a great summer semester but would sometimes post weekly modules late into the night with an assignment due the next day. Because it was an online class you move at your own pace but there is some room to miss an assignment or two and still pass with an A. \",\"course_id\":\"HDFS 174\",\"date\":\"2025-08-20 13:59:00 +0000 UTC\",\"difficulty_rating\":1,\"id\":\"bae1c9507dec06dc020ce9b4\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":3,\"source_review_id\":\"UmF0aW5nLTQxNTg3MTE0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Genuinely this prof did not respond to a single email I or my peers sent the entire semester. Took months to grade easy online assignments. Class itself is easy but if you have any questions or tech issues good luck because she is non existent. Makes me upset my tuition money is going to her salary when she does not do her job at all\",\"course_id\":\"HDFS 174\",\"date\":\"2025-12-04 17:41:12 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"23a971c314d4f00e4bfd12d4\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQyMDM2MDMw\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"}],\"evidence_count\":3,\"review_ids\":[\"329d237646e182ff0a7773bb\",\"bae1c9507dec06dc020ce9b4\",\"23a971c314d4f00e4bfd12d4\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2442060\",\"name\":\"Polina Levchenko\"}],\"review_year_end\":\"2025\",\"review_year_start\":\"2024\"},\"sentiment\":\"negative\",\"summary\":\"The course is criticized for late posting of weekly modules and final exam prompts, creating unnecessary stress for students.\"},{\"aspect\":\"overall\",\"evidence\":[{\"comment\":\"Some of the other reviewers mentioned there was a lot of reading - I disagree. There was some, but not usually more than 1 hour worth each week for an accelerated summer class. Her class is very doable - but you have to DO the work. Compared to other classes the work she assigns is relevant and not difficult, but requires some effort. Not hard.\",\"course_id\":\"HDFS 174\",\"date\":\"2020-08-21 18:46:42 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"abe569e1a1b66d09836582e5\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":4,\"source_review_id\":\"UmF0aW5nLTMzNjAzNTUz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Professor ran a great summer semester but would sometimes post weekly modules late into the night with an assignment due the next day. Because it was an online class you move at your own pace but there is some room to miss an assignment or two and still pass with an A. \",\"course_id\":\"HDFS 174\",\"date\":\"2025-08-20 13:59:00 +0000 UTC\",\"difficulty_rating\":1,\"id\":\"bae1c9507dec06dc020ce9b4\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":3,\"source_review_id\":\"UmF0aW5nLTQxNTg3MTE0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Genuinely this prof did not respond to a single email I or my peers sent the entire semester. Took months to grade easy online assignments. Class itself is easy but if you have any questions or tech issues good luck because she is non existent. Makes me upset my tuition money is going to her salary when she does not do her job at all\",\"course_id\":\"HDFS 174\",\"date\":\"2025-12-04 17:41:12 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"23a971c314d4f00e4bfd12d4\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQyMDM2MDMw\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"}],\"evidence_count\":3,\"review_ids\":[\"abe569e1a1b66d09836582e5\",\"bae1c9507dec06dc020ce9b4\",\"23a971c314d4f00e4bfd12d4\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2442060\",\"name\":\"Polina Levchenko\"}],\"review_year_end\":\"2025\",\"review_year_start\":\"2020\"},\"sentiment\":\"mixed\",\"summary\":\"The class is academically easy with manageable reading, but the instructor's lack of responsiveness and poor organization significantly detract from the experience.\"}]}","candidate_json":null,"error":null,"model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":true},{"run_id":"20260907T155543-ce3781c4","observed_at":"2026-09-07 15:55:43.033547+00:00","course_uid":"course_7497df5bc64fedd07f82b4aa","course_id":"HDFS 174","catalog_version_id":"9b322a6e5002d31a435ee38b5a5c1f2ba829011056a3fd4149c048191666b0cb","record_version_id":"2b3d89111096cc57e707ac691466c222ab44b10dfb667b5674fb13a8ba58e569","job_id":"enrich-8b774950c2b6adfdc46d1b82","output_id":"3cb4df5dab6eb778d62cfb2ce783f139fd1449b461a27f0f909d75fb0d792da2","section":"student_summary","status":"invalid","value_json":"{\"context_hash\":\"440a6685f0a50685c9a584f1b0f87d3eefa24db5dcea99c89e22baa4ee5f9cc4\",\"course_id\":\"HDFS 174\",\"current_instructors\":[{\"instructor_uid\":\"instructor_2d0a72efff9a5d304de6e870\",\"message\":\"No course-specific reviews available\",\"name\":\"Jennifer Navarro Chavez\",\"review_status\":\"no_course_reviews\",\"rmp_instructor_id\":null,\"summary\":[]},{\"instructor_uid\":\"instructor_f43285df8032592dde7aa2f8\",\"message\":\"Summary generation failed\",\"name\":\"Polina Levchenko\",\"review_status\":\"generation_failed\",\"rmp_instructor_id\":\"rmp:2442060\",\"summary\":[{\"citations\":[{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1254\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Spring 2025: 3.46 GPA, 77.8% A/AB (n=72 letter grades); Fall 2025: 3.61 GPA, 77.6% A/AB (n=98 letter grades); Spring 2026: 3.78 GPA, 87.1% A/AB (n=147 letter grades).\"}]}],\"difficulty_workload\":[],\"errors\":[{\"error\":\"ModelAPIError: Connection error.\",\"instructor_uid\":\"instructor_f43285df8032592dde7aa2f8\",\"mode\":\"professor\"},{\"error\":\"ModelAPIError: Connection error.\",\"instructor_uid\":null,\"mode\":\"overview\"}],\"historical_context\":[],\"message\":null,\"offered\":true,\"profile_hash\":\"5cb4dabf887cdbcd8c00d5a1312e10828b95c63f30bc3ea76aea199565390d02\",\"quick_take\":[{\"citations\":[{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1254\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Spring 2025: 3.46 GPA, 77.8% A/AB (n=72 letter grades); Fall 2025: 3.61 GPA, 77.6% A/AB (n=98 letter grades); Spring 2026: 3.78 GPA, 87.1% A/AB (n=147 letter grades).\"}],\"student_experience\":[],\"task_hash\":\"74fb0997943e888960bbc9e47db8c4fd12e4292d55c20509d8d89db6a9910f68\",\"teaching_history\":[{\"citations\":[{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1222\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1232\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1234\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1244\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1254\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"}],\"text\":\"POLINA LEVCHENKO is recorded teaching in Fall 2021, Fall 2022, Spring 2023, Fall 2023, Spring 2024, Fall 2024, Spring 2025, Fall 2025, Spring 2026. 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This was an online course I did not have another way to reach her because she did not have office hours \",\"course_id\":\"HDFS 174\",\"date\":\"2022-12-06 21:07:01 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"4a9191c0f0ce40d1e690c496\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":2,\"source_review_id\":\"UmF0aW5nLTM2OTkzNjAz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"VERY slow grader and poor communicator, doesn't respond to emails or the course discussion tab. Weekly materials were often posted late, especially toward the end of the semester. The syllabus listed a final paper due the last day of class, but she didn't post the prompt until Monday evening, making it due the next day and ignoring student concerns\",\"course_id\":\"HDFS 174\",\"date\":\"2024-12-15 23:41:46 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"329d237646e182ff0a7773bb\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":2,\"source_review_id\":\"UmF0aW5nLTQwMzEzMzQx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"So late to reply the email (sometimes no reply), used a lot of \\\"self-created terms\\\" that are hard to understand.\",\"course_id\":\"HDFS 174\",\"date\":\"2026-04-23 19:39:45 +0000 UTC\",\"difficulty_rating\":5,\"id\":\"40fe97e0f0d30813c274cbce\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQyOTE2MzYz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"}],\"evidence_count\":3,\"review_ids\":[\"4a9191c0f0ce40d1e690c496\",\"329d237646e182ff0a7773bb\",\"40fe97e0f0d30813c274cbce\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2442060\",\"name\":\"Polina Levchenko\"}],\"review_year_end\":\"2026\",\"review_year_start\":\"2022\"},\"sentiment\":\"negative\",\"summary\":\"Students report poor communication, with the professor not responding to emails, posting materials late, and using confusing self-created terms.\"},{\"aspect\":\"assessment\",\"evidence\":[{\"comment\":\"Some of the other reviewers mentioned there was a lot of reading - I disagree. There was some, but not usually more than 1 hour worth each week for an accelerated summer class. Her class is very doable - but you have to DO the work. Compared to other classes the work she assigns is relevant and not difficult, but requires some effort. Not hard.\",\"course_id\":\"HDFS 174\",\"date\":\"2020-08-21 18:46:42 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"abe569e1a1b66d09836582e5\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":4,\"source_review_id\":\"UmF0aW5nLTMzNjAzNTUz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Grading takes forever and class feels like a waste of time. It is online so good luck ever getting an email response back if you need it. Was a GPA booster but busy work to the max. \",\"course_id\":\"HDFS 174\",\"date\":\"2024-05-08 05:39:16 +0000 UTC\",\"difficulty_rating\":1,\"id\":\"380c3eda00dcec1204859ac2\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":2,\"source_review_id\":\"UmF0aW5nLTM5NDAzMDQ5\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"This professor does not answer any emails and is a difficult grader.\",\"course_id\":\"HDFS 174\",\"date\":\"2025-01-07 17:08:03 +0000 UTC\",\"difficulty_rating\":3,\"id\":\"c353b207e9411bc746a94203\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQwNTAwMTU0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Took over 2 months to respond to an email I sent about confusion with an assignment after I had sent her 4 emails. Extremely harsh grader with no room for error and will not respond to an email if you express concerns. Recycles materials from old classes and takes over a month and a half to grade weekly assignments. \",\"course_id\":\"HDFS 174\",\"date\":\"2026-04-07 22:13:18 +0000 UTC\",\"difficulty_rating\":5,\"id\":\"8ee75ac884d14c03beb66aec\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQyNzk0NTk4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"}],\"evidence_count\":4,\"review_ids\":[\"abe569e1a1b66d09836582e5\",\"380c3eda00dcec1204859ac2\",\"c353b207e9411bc746a94203\",\"8ee75ac884d14c03beb66aec\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2442060\",\"name\":\"Polina Levchenko\"}],\"review_year_end\":\"2026\",\"review_year_start\":\"2020\"},\"sentiment\":\"mixed\",\"summary\":\"While the course content is considered easy and a potential GPA booster, grading is described as extremely slow, harsh, and unresponsive to student concerns.\"},{\"aspect\":\"organization\",\"evidence\":[{\"comment\":\"VERY slow grader and poor communicator, doesn't respond to emails or the course discussion tab. Weekly materials were often posted late, especially toward the end of the semester. The syllabus listed a final paper due the last day of class, but she didn't post the prompt until Monday evening, making it due the next day and ignoring student concerns\",\"course_id\":\"HDFS 174\",\"date\":\"2024-12-15 23:41:46 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"329d237646e182ff0a7773bb\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":2,\"source_review_id\":\"UmF0aW5nLTQwMzEzMzQx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Professor ran a great summer semester but would sometimes post weekly modules late into the night with an assignment due the next day. Because it was an online class you move at your own pace but there is some room to miss an assignment or two and still pass with an A. \",\"course_id\":\"HDFS 174\",\"date\":\"2025-08-20 13:59:00 +0000 UTC\",\"difficulty_rating\":1,\"id\":\"bae1c9507dec06dc020ce9b4\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":3,\"source_review_id\":\"UmF0aW5nLTQxNTg3MTE0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Genuinely this prof did not respond to a single email I or my peers sent the entire semester. Took months to grade easy online assignments. Class itself is easy but if you have any questions or tech issues good luck because she is non existent. Makes me upset my tuition money is going to her salary when she does not do her job at all\",\"course_id\":\"HDFS 174\",\"date\":\"2025-12-04 17:41:12 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"23a971c314d4f00e4bfd12d4\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQyMDM2MDMw\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"}],\"evidence_count\":3,\"review_ids\":[\"329d237646e182ff0a7773bb\",\"bae1c9507dec06dc020ce9b4\",\"23a971c314d4f00e4bfd12d4\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2442060\",\"name\":\"Polina Levchenko\"}],\"review_year_end\":\"2025\",\"review_year_start\":\"2024\"},\"sentiment\":\"negative\",\"summary\":\"The course is criticized for late posting of weekly modules and final exam prompts, creating unnecessary stress for students.\"},{\"aspect\":\"overall\",\"evidence\":[{\"comment\":\"Some of the other reviewers mentioned there was a lot of reading - I disagree. There was some, but not usually more than 1 hour worth each week for an accelerated summer class. Her class is very doable - but you have to DO the work. Compared to other classes the work she assigns is relevant and not difficult, but requires some effort. Not hard.\",\"course_id\":\"HDFS 174\",\"date\":\"2020-08-21 18:46:42 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"abe569e1a1b66d09836582e5\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":4,\"source_review_id\":\"UmF0aW5nLTMzNjAzNTUz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Professor ran a great summer semester but would sometimes post weekly modules late into the night with an assignment due the next day. Because it was an online class you move at your own pace but there is some room to miss an assignment or two and still pass with an A. \",\"course_id\":\"HDFS 174\",\"date\":\"2025-08-20 13:59:00 +0000 UTC\",\"difficulty_rating\":1,\"id\":\"bae1c9507dec06dc020ce9b4\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":3,\"source_review_id\":\"UmF0aW5nLTQxNTg3MTE0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Genuinely this prof did not respond to a single email I or my peers sent the entire semester. Took months to grade easy online assignments. Class itself is easy but if you have any questions or tech issues good luck because she is non existent. Makes me upset my tuition money is going to her salary when she does not do her job at all\",\"course_id\":\"HDFS 174\",\"date\":\"2025-12-04 17:41:12 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"23a971c314d4f00e4bfd12d4\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQyMDM2MDMw\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"}],\"evidence_count\":3,\"review_ids\":[\"abe569e1a1b66d09836582e5\",\"bae1c9507dec06dc020ce9b4\",\"23a971c314d4f00e4bfd12d4\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2442060\",\"name\":\"Polina Levchenko\"}],\"review_year_end\":\"2025\",\"review_year_start\":\"2020\"},\"sentiment\":\"mixed\",\"summary\":\"The class is academically easy with manageable reading, but the instructor's lack of responsiveness and poor organization significantly detract from the experience.\"}]}","candidate_json":null,"error":null,"model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":true},{"run_id":"20260907T155543-ce3781c4","observed_at":"2026-09-07 15:55:43.033547+00:00","course_uid":"course_7497df5bc64fedd07f82b4aa","course_id":"HDFS 174","catalog_version_id":"9b322a6e5002d31a435ee38b5a5c1f2ba829011056a3fd4149c048191666b0cb","record_version_id":"2b3d89111096cc57e707ac691466c222ab44b10dfb667b5674fb13a8ba58e569","job_id":"enrich-b6d8f78c1be0d523cf09d00d","output_id":"4370db936f174499fd213b30ca0595c2d9fa686bf60d64826c1e213944f3d86c","section":"student_summary","status":"valid","value_json":"{\"context_hash\":\"440a6685f0a50685c9a584f1b0f87d3eefa24db5dcea99c89e22baa4ee5f9cc4\",\"course_id\":\"HDFS 174\",\"current_instructors\":[{\"instructor_uid\":\"instructor_2d0a72efff9a5d304de6e870\",\"message\":\"No course-specific reviews available\",\"name\":\"Jennifer Navarro Chavez\",\"review_status\":\"no_course_reviews\",\"rmp_instructor_id\":null,\"summary\":[]},{\"instructor_uid\":\"instructor_f43285df8032592dde7aa2f8\",\"message\":null,\"name\":\"Polina Levchenko\",\"review_status\":\"supported\",\"rmp_instructor_id\":\"rmp:2442060\",\"summary\":[{\"citations\":[{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2022-12-06 21:07:01 +0000 UTC\",\"review_id\":\"4a9191c0f0ce40d1e690c496\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTM2OTkzNjAz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2024-05-08 05:39:16 +0000 UTC\",\"review_id\":\"380c3eda00dcec1204859ac2\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTM5NDAzMDQ5\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2024-12-15 23:41:46 +0000 UTC\",\"review_id\":\"329d237646e182ff0a7773bb\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQwMzEzMzQx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2025-01-07 17:08:03 +0000 UTC\",\"review_id\":\"c353b207e9411bc746a94203\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQwNTAwMTU0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2025-12-04 17:41:12 +0000 UTC\",\"review_id\":\"23a971c314d4f00e4bfd12d4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQyMDM2MDMw\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2026-04-07 22:13:18 +0000 UTC\",\"review_id\":\"8ee75ac884d14c03beb66aec\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQyNzk0NTk4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2026-04-23 19:39:45 +0000 UTC\",\"review_id\":\"40fe97e0f0d30813c274cbce\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQyOTE2MzYz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"}],\"text\":\"Polina Levchenko is criticized for slow grading and poor communication, often ignoring emails. Reviewers report late material posts and confusing terminology.\"},{\"citations\":[{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2020-08-21 18:46:42 +0000 UTC\",\"review_id\":\"abe569e1a1b66d09836582e5\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTMzNjAzNTUz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2025-08-20 13:59:00 +0000 UTC\",\"review_id\":\"bae1c9507dec06dc020ce9b4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQxNTg3MTE0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"}],\"text\":\"Some students found the course doable and relevant, noting manageable workload. One reviewer described a positive summer experience with easy grading.\"},{\"citations\":[{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1254\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Spring 2025: 3.46 GPA, 77.8% A/AB (n=72 letter grades); Fall 2025: 3.61 GPA, 77.6% A/AB (n=98 letter grades); Spring 2026: 3.78 GPA, 87.1% A/AB (n=147 letter grades).\"}]}],\"difficulty_workload\":[{\"citations\":[{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2020-08-21 18:46:42 +0000 UTC\",\"review_id\":\"abe569e1a1b66d09836582e5\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTMzNjAzNTUz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2024-05-08 05:39:16 +0000 UTC\",\"review_id\":\"380c3eda00dcec1204859ac2\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTM5NDAzMDQ5\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2025-08-20 13:59:00 +0000 UTC\",\"review_id\":\"bae1c9507dec06dc020ce9b4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQxNTg3MTE0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"}],\"text\":\"The workload is light, with reading taking about an hour weekly and assignments described as easy or busy work. Students note that materials are often posted late, requiring quick turnaround for submissions.\"}],\"errors\":[],\"historical_context\":[],\"message\":null,\"offered\":true,\"profile_hash\":\"e59ddc7389015d0035b68cd195c939d475bf72b959b29cf12eab59b454ccaef1\",\"quick_take\":[{\"citations\":[{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2020-08-21 18:46:42 +0000 UTC\",\"review_id\":\"abe569e1a1b66d09836582e5\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTMzNjAzNTUz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2022-12-06 21:07:01 +0000 UTC\",\"review_id\":\"4a9191c0f0ce40d1e690c496\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTM2OTkzNjAz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2024-05-08 05:39:16 +0000 UTC\",\"review_id\":\"380c3eda00dcec1204859ac2\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTM5NDAzMDQ5\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2024-12-15 23:41:46 +0000 UTC\",\"review_id\":\"329d237646e182ff0a7773bb\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQwMzEzMzQx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2025-08-20 13:59:00 +0000 UTC\",\"review_id\":\"bae1c9507dec06dc020ce9b4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQxNTg3MTE0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2025-12-04 17:41:12 +0000 UTC\",\"review_id\":\"23a971c314d4f00e4bfd12d4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQyMDM2MDMw\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"}],\"text\":\"Polina Levchenko's course is generally easy but marred by severe communication failures. Students report that she rarely responds to emails and posts materials late, creating a frustrating online learning environment.\"},{\"citations\":[{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1254\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Spring 2025: 3.46 GPA, 77.8% A/AB (n=72 letter grades); Fall 2025: 3.61 GPA, 77.6% A/AB (n=98 letter grades); Spring 2026: 3.78 GPA, 87.1% A/AB (n=147 letter grades).\"}],\"student_experience\":[{\"citations\":[{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2022-12-06 21:07:01 +0000 UTC\",\"review_id\":\"4a9191c0f0ce40d1e690c496\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTM2OTkzNjAz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2024-12-15 23:41:46 +0000 UTC\",\"review_id\":\"329d237646e182ff0a7773bb\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQwMzEzMzQx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2025-01-07 17:08:03 +0000 UTC\",\"review_id\":\"c353b207e9411bc746a94203\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQwNTAwMTU0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2025-12-04 17:41:12 +0000 UTC\",\"review_id\":\"23a971c314d4f00e4bfd12d4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQyMDM2MDMw\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2026-04-07 22:13:18 +0000 UTC\",\"review_id\":\"8ee75ac884d14c03beb66aec\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQyNzk0NTk4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2026-04-23 19:39:45 +0000 UTC\",\"review_id\":\"40fe97e0f0d30813c274cbce\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQyOTE2MzYz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"}],\"text\":\"Students report that Levchenko rarely responds to emails or discussion posts, leaving them without support. Grading is described as extremely slow, taking weeks or months, and some find her grading harsh.\"}],\"task_hash\":\"74fb0997943e888960bbc9e47db8c4fd12e4292d55c20509d8d89db6a9910f68\",\"teaching_history\":[{\"citations\":[{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1222\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1232\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1234\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1244\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1254\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"}],\"text\":\"POLINA LEVCHENKO is recorded teaching in Fall 2021, Fall 2022, Spring 2023, Fall 2023, Spring 2024, Fall 2024, Spring 2025, Fall 2025, Spring 2026. Recorded history may be incomplete and does not establish a future schedule.\"}],\"term_id\":\"1272\",\"term_name\":\"2026 Fall\",\"version\":2}","candidate_json":null,"error":null,"model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":true},{"run_id":"20260907T155543-ce3781c4","observed_at":"2026-09-07 15:55:43.033547+00:00","course_uid":"course_7497df5bc64fedd07f82b4aa","course_id":"HDFS 174","catalog_version_id":"9b322a6e5002d31a435ee38b5a5c1f2ba829011056a3fd4149c048191666b0cb","record_version_id":"2b3d89111096cc57e707ac691466c222ab44b10dfb667b5674fb13a8ba58e569","job_id":"enrich-f516c4d3e82cfe326b4f5f54","output_id":"f907ff0fc18bf9f40ac4313b26effa2efa393374e9d17695b5ef5074bbd51a35","section":"requirements","status":"valid","value_json":"{\"nodes\":[],\"notes\":[],\"root\":null,\"status\":\"none\"}","candidate_json":null,"error":null,"model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":true},{"run_id":"20260907T155543-ce3781c4","observed_at":"2026-09-07 15:55:43.033547+00:00","course_uid":"course_7497df5bc64fedd07f82b4aa","course_id":"HDFS 174","catalog_version_id":"9b322a6e5002d31a435ee38b5a5c1f2ba829011056a3fd4149c048191666b0cb","record_version_id":"2b3d89111096cc57e707ac691466c222ab44b10dfb667b5674fb13a8ba58e569","job_id":"enrich-f516c4d3e82cfe326b4f5f54","output_id":"f907ff0fc18bf9f40ac4313b26effa2efa393374e9d17695b5ef5074bbd51a35","section":"search_profile","status":"valid","value_json":"{\"assumed_background\":[],\"search_phrases\":[\"HDFS 174 cultural diversity families\",\"racially diverse families course\",\"family studies introduction diversity\"],\"skills_taught\":[{\"evidence\":[{\"course_id\":\"HDFS 174\",\"field\":\"description\",\"quote\":\"application to personal life\"}],\"text\":\"Applying knowledge of family diversity to personal life\"},{\"evidence\":[{\"course_id\":\"HDFS 174\",\"field\":\"description\",\"quote\":\"illuminate the similarities and distinctions among and within racial and ethnic groups\"}],\"text\":\"Analyzing similarities and distinctions among racial and ethnic groups\"}],\"summary\":{\"evidence\":[{\"course_id\":\"HDFS 174\",\"field\":\"title\",\"quote\":\"INTRODUCTION INTO CULTURAL DIVERSITY OF FAMILIES\"},{\"course_id\":\"HDFS 174\",\"field\":\"description\",\"quote\":\"An introduction to racially and culturally diverse families with application to personal life.\"}],\"text\":\"Introduction to culturally diverse families, focusing on structural factors and demographic trends.\"},\"topics\":[{\"evidence\":[{\"course_id\":\"HDFS 174\",\"field\":\"description\",\"quote\":\"racially and culturally diverse families\"}],\"text\":\"Racially and culturally diverse families\"},{\"evidence\":[{\"course_id\":\"HDFS 174\",\"field\":\"description\",\"quote\":\"structural factors impacting all families\"}],\"text\":\"Structural factors impacting families\"},{\"evidence\":[{\"course_id\":\"HDFS 174\",\"field\":\"description\",\"quote\":\"demographic, economic, and historic trends\"}],\"text\":\"Demographic, economic, and historic trends\"},{\"evidence\":[{\"course_id\":\"HDFS 174\",\"field\":\"description\",\"quote\":\"similarities and distinctions among and within racial and ethnic groups\"}],\"text\":\"Similarities and distinctions among racial and ethnic groups\"}]}","candidate_json":null,"error":null,"model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":true},{"run_id":"20260907T155543-ce3781c4","observed_at":"2026-09-07 15:55:43.033547+00:00","course_uid":"course_7497df5bc64fedd07f82b4aa","course_id":"HDFS 174","catalog_version_id":"9b322a6e5002d31a435ee38b5a5c1f2ba829011056a3fd4149c048191666b0cb","record_version_id":"2b3d89111096cc57e707ac691466c222ab44b10dfb667b5674fb13a8ba58e569","job_id":"enrich-f516c4d3e82cfe326b4f5f54","output_id":"f907ff0fc18bf9f40ac4313b26effa2efa393374e9d17695b5ef5074bbd51a35","section":"student_experience","status":"valid","value_json":"{\"status\":\"supported\",\"themes\":[{\"aspect\":\"teaching_clarity\",\"evidence\":[{\"comment\":\"Did not grade assignments or respond to emails. This was an online course I did not have another way to reach her because she did not have office hours \",\"course_id\":\"HDFS 174\",\"date\":\"2022-12-06 21:07:01 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"4a9191c0f0ce40d1e690c496\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":2,\"source_review_id\":\"UmF0aW5nLTM2OTkzNjAz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"VERY slow grader and poor communicator, doesn't respond to emails or the course discussion tab. Weekly materials were often posted late, especially toward the end of the semester. The syllabus listed a final paper due the last day of class, but she didn't post the prompt until Monday evening, making it due the next day and ignoring student concerns\",\"course_id\":\"HDFS 174\",\"date\":\"2024-12-15 23:41:46 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"329d237646e182ff0a7773bb\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":2,\"source_review_id\":\"UmF0aW5nLTQwMzEzMzQx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"So late to reply the email (sometimes no reply), used a lot of \\\"self-created terms\\\" that are hard to understand.\",\"course_id\":\"HDFS 174\",\"date\":\"2026-04-23 19:39:45 +0000 UTC\",\"difficulty_rating\":5,\"id\":\"40fe97e0f0d30813c274cbce\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQyOTE2MzYz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"}],\"evidence_count\":3,\"review_ids\":[\"4a9191c0f0ce40d1e690c496\",\"329d237646e182ff0a7773bb\",\"40fe97e0f0d30813c274cbce\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2442060\",\"name\":\"Polina Levchenko\"}],\"review_year_end\":\"2026\",\"review_year_start\":\"2022\"},\"sentiment\":\"negative\",\"summary\":\"Students report poor communication, with the professor not responding to emails, posting materials late, and using confusing self-created terms.\"},{\"aspect\":\"assessment\",\"evidence\":[{\"comment\":\"Some of the other reviewers mentioned there was a lot of reading - I disagree. There was some, but not usually more than 1 hour worth each week for an accelerated summer class. Her class is very doable - but you have to DO the work. Compared to other classes the work she assigns is relevant and not difficult, but requires some effort. Not hard.\",\"course_id\":\"HDFS 174\",\"date\":\"2020-08-21 18:46:42 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"abe569e1a1b66d09836582e5\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":4,\"source_review_id\":\"UmF0aW5nLTMzNjAzNTUz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Grading takes forever and class feels like a waste of time. It is online so good luck ever getting an email response back if you need it. Was a GPA booster but busy work to the max. \",\"course_id\":\"HDFS 174\",\"date\":\"2024-05-08 05:39:16 +0000 UTC\",\"difficulty_rating\":1,\"id\":\"380c3eda00dcec1204859ac2\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":2,\"source_review_id\":\"UmF0aW5nLTM5NDAzMDQ5\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"This professor does not answer any emails and is a difficult grader.\",\"course_id\":\"HDFS 174\",\"date\":\"2025-01-07 17:08:03 +0000 UTC\",\"difficulty_rating\":3,\"id\":\"c353b207e9411bc746a94203\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQwNTAwMTU0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Took over 2 months to respond to an email I sent about confusion with an assignment after I had sent her 4 emails. Extremely harsh grader with no room for error and will not respond to an email if you express concerns. Recycles materials from old classes and takes over a month and a half to grade weekly assignments. \",\"course_id\":\"HDFS 174\",\"date\":\"2026-04-07 22:13:18 +0000 UTC\",\"difficulty_rating\":5,\"id\":\"8ee75ac884d14c03beb66aec\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQyNzk0NTk4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"}],\"evidence_count\":4,\"review_ids\":[\"abe569e1a1b66d09836582e5\",\"380c3eda00dcec1204859ac2\",\"c353b207e9411bc746a94203\",\"8ee75ac884d14c03beb66aec\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2442060\",\"name\":\"Polina Levchenko\"}],\"review_year_end\":\"2026\",\"review_year_start\":\"2020\"},\"sentiment\":\"mixed\",\"summary\":\"While the course content is considered easy and a potential GPA booster, grading is described as extremely slow, harsh, and unresponsive to student concerns.\"},{\"aspect\":\"organization\",\"evidence\":[{\"comment\":\"VERY slow grader and poor communicator, doesn't respond to emails or the course discussion tab. Weekly materials were often posted late, especially toward the end of the semester. The syllabus listed a final paper due the last day of class, but she didn't post the prompt until Monday evening, making it due the next day and ignoring student concerns\",\"course_id\":\"HDFS 174\",\"date\":\"2024-12-15 23:41:46 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"329d237646e182ff0a7773bb\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":2,\"source_review_id\":\"UmF0aW5nLTQwMzEzMzQx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Professor ran a great summer semester but would sometimes post weekly modules late into the night with an assignment due the next day. Because it was an online class you move at your own pace but there is some room to miss an assignment or two and still pass with an A. \",\"course_id\":\"HDFS 174\",\"date\":\"2025-08-20 13:59:00 +0000 UTC\",\"difficulty_rating\":1,\"id\":\"bae1c9507dec06dc020ce9b4\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":3,\"source_review_id\":\"UmF0aW5nLTQxNTg3MTE0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Genuinely this prof did not respond to a single email I or my peers sent the entire semester. Took months to grade easy online assignments. Class itself is easy but if you have any questions or tech issues good luck because she is non existent. Makes me upset my tuition money is going to her salary when she does not do her job at all\",\"course_id\":\"HDFS 174\",\"date\":\"2025-12-04 17:41:12 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"23a971c314d4f00e4bfd12d4\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQyMDM2MDMw\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"}],\"evidence_count\":3,\"review_ids\":[\"329d237646e182ff0a7773bb\",\"bae1c9507dec06dc020ce9b4\",\"23a971c314d4f00e4bfd12d4\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2442060\",\"name\":\"Polina Levchenko\"}],\"review_year_end\":\"2025\",\"review_year_start\":\"2024\"},\"sentiment\":\"negative\",\"summary\":\"The course is criticized for late posting of weekly modules and final exam prompts, creating unnecessary stress for students.\"},{\"aspect\":\"overall\",\"evidence\":[{\"comment\":\"Some of the other reviewers mentioned there was a lot of reading - I disagree. There was some, but not usually more than 1 hour worth each week for an accelerated summer class. Her class is very doable - but you have to DO the work. Compared to other classes the work she assigns is relevant and not difficult, but requires some effort. Not hard.\",\"course_id\":\"HDFS 174\",\"date\":\"2020-08-21 18:46:42 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"abe569e1a1b66d09836582e5\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":4,\"source_review_id\":\"UmF0aW5nLTMzNjAzNTUz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Professor ran a great summer semester but would sometimes post weekly modules late into the night with an assignment due the next day. Because it was an online class you move at your own pace but there is some room to miss an assignment or two and still pass with an A. \",\"course_id\":\"HDFS 174\",\"date\":\"2025-08-20 13:59:00 +0000 UTC\",\"difficulty_rating\":1,\"id\":\"bae1c9507dec06dc020ce9b4\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":3,\"source_review_id\":\"UmF0aW5nLTQxNTg3MTE0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"},{\"comment\":\"Genuinely this prof did not respond to a single email I or my peers sent the entire semester. Took months to grade easy online assignments. Class itself is easy but if you have any questions or tech issues good luck because she is non existent. Makes me upset my tuition money is going to her salary when she does not do her job at all\",\"course_id\":\"HDFS 174\",\"date\":\"2025-12-04 17:41:12 +0000 UTC\",\"difficulty_rating\":2,\"id\":\"23a971c314d4f00e4bfd12d4\",\"instructor_id\":\"rmp:2442060\",\"instructor_name\":\"Polina Levchenko\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTQyMDM2MDMw\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\"}],\"evidence_count\":3,\"review_ids\":[\"abe569e1a1b66d09836582e5\",\"bae1c9507dec06dc020ce9b4\",\"23a971c314d4f00e4bfd12d4\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2442060\",\"name\":\"Polina Levchenko\"}],\"review_year_end\":\"2025\",\"review_year_start\":\"2020\"},\"sentiment\":\"mixed\",\"summary\":\"The class is academically easy with manageable reading, but the instructor's lack of responsiveness and poor organization significantly detract from the experience.\"}]}","candidate_json":null,"error":null,"model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":true},{"run_id":"20260907T155543-ce3781c4","observed_at":"2026-09-07 15:55:43.033547+00:00","course_uid":"course_7497df5bc64fedd07f82b4aa","course_id":"HDFS 174","catalog_version_id":"9b322a6e5002d31a435ee38b5a5c1f2ba829011056a3fd4149c048191666b0cb","record_version_id":"2b3d89111096cc57e707ac691466c222ab44b10dfb667b5674fb13a8ba58e569","job_id":"enrich-f516c4d3e82cfe326b4f5f54","output_id":"f907ff0fc18bf9f40ac4313b26effa2efa393374e9d17695b5ef5074bbd51a35","section":"student_summary","status":"invalid","value_json":"{\"context_hash\":\"440a6685f0a50685c9a584f1b0f87d3eefa24db5dcea99c89e22baa4ee5f9cc4\",\"course_id\":\"HDFS 174\",\"current_instructors\":[{\"instructor_uid\":\"instructor_2d0a72efff9a5d304de6e870\",\"message\":\"No course-specific reviews available\",\"name\":\"Jennifer Navarro Chavez\",\"review_status\":\"no_course_reviews\",\"rmp_instructor_id\":null,\"summary\":[]},{\"instructor_uid\":\"instructor_f43285df8032592dde7aa2f8\",\"message\":null,\"name\":\"Polina Levchenko\",\"review_status\":\"supported\",\"rmp_instructor_id\":\"rmp:2442060\",\"summary\":[{\"citations\":[{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2022-12-06 21:07:01 +0000 UTC\",\"review_id\":\"4a9191c0f0ce40d1e690c496\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTM2OTkzNjAz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2024-05-08 05:39:16 +0000 UTC\",\"review_id\":\"380c3eda00dcec1204859ac2\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTM5NDAzMDQ5\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2024-12-15 23:41:46 +0000 UTC\",\"review_id\":\"329d237646e182ff0a7773bb\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQwMzEzMzQx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2025-01-07 17:08:03 +0000 UTC\",\"review_id\":\"c353b207e9411bc746a94203\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQwNTAwMTU0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2025-12-04 17:41:12 +0000 UTC\",\"review_id\":\"23a971c314d4f00e4bfd12d4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQyMDM2MDMw\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2026-04-07 22:13:18 +0000 UTC\",\"review_id\":\"8ee75ac884d14c03beb66aec\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQyNzk0NTk4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2026-04-23 19:39:45 +0000 UTC\",\"review_id\":\"40fe97e0f0d30813c274cbce\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQyOTE2MzYz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"}],\"text\":\"Polina Levchenko is criticized for slow grading and poor communication, often ignoring emails. Reviewers report late material posts and confusing terminology.\"},{\"citations\":[{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2020-08-21 18:46:42 +0000 UTC\",\"review_id\":\"abe569e1a1b66d09836582e5\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTMzNjAzNTUz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"},{\"instructor_name\":\"Polina Levchenko\",\"review_date\":\"2025-08-20 13:59:00 +0000 UTC\",\"review_id\":\"bae1c9507dec06dc020ce9b4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2442060\",\"source_review_id\":\"UmF0aW5nLTQxNTg3MTE0\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2442060\",\"type\":\"review\"}],\"text\":\"Some students found the course doable and relevant, noting manageable workload. One reviewer described a positive summer experience with easy grading.\"},{\"citations\":[{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1254\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Spring 2025: 3.46 GPA, 77.8% A/AB (n=72 letter grades); Fall 2025: 3.61 GPA, 77.6% A/AB (n=98 letter grades); Spring 2026: 3.78 GPA, 87.1% A/AB (n=147 letter grades).\"}]}],\"difficulty_workload\":[],\"errors\":[{\"error\":\"UnexpectedModelBehavior: Exceeded maximum output retries (2)\",\"instructor_uid\":null,\"mode\":\"overview\"}],\"historical_context\":[],\"message\":null,\"offered\":true,\"profile_hash\":\"e59ddc7389015d0035b68cd195c939d475bf72b959b29cf12eab59b454ccaef1\",\"quick_take\":[{\"citations\":[{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1254\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Spring 2025: 3.46 GPA, 77.8% A/AB (n=72 letter grades); Fall 2025: 3.61 GPA, 77.6% A/AB (n=98 letter grades); Spring 2026: 3.78 GPA, 87.1% A/AB (n=147 letter grades).\"}],\"student_experience\":[],\"task_hash\":\"74fb0997943e888960bbc9e47db8c4fd12e4292d55c20509d8d89db6a9910f68\",\"teaching_history\":[{\"citations\":[{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1222\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1232\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1234\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1244\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1254\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"},{\"course_id\":\"HDFS 174\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":2,\"source_course_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"source_record\":{\"entity_id\":\"54277513-1e94-380c-af33-1ea2f9dfd28d\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1264\",\"type\":\"grade\"}],\"text\":\"POLINA LEVCHENKO is recorded teaching in Fall 2021, Fall 2022, Spring 2023, Fall 2023, Spring 2024, Fall 2024, Spring 2025, Fall 2025, Spring 2026. Recorded history may be incomplete and does not establish a future schedule.\"}],\"term_id\":\"1272\",\"term_name\":\"2026 Fall\",\"version\":2}","candidate_json":null,"error":"[{\"mode\": \"overview\", \"instructor_uid\": null, \"error\": \"UnexpectedModelBehavior: Exceeded maximum output retries (2)\"}]","model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":true}]