[{"observed_at":"2026-09-07 16:11:43.812945+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTQyOTE2MzYz","source_instructor_id":"rmp:2442060","instructor_name":"Polina Levchenko","course_label":"HDFS174","course_id":"HDFS 174","course_uid":"course_7497df5bc64fedd07f82b4aa","review_date":"2026-04-23 19:39:45 +0000 UTC","comment":"So late to reply the email (sometimes no reply), used a lot of \"self-created terms\" that are hard to understand.","source_url":"https://www.ratemyprofessors.com/professor/2442060","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-09-07 16:11:43.812945+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTQyNzk0NTk4","source_instructor_id":"rmp:2442060","instructor_name":"Polina Levchenko","course_label":"HDFS174","course_id":"HDFS 174","course_uid":"course_7497df5bc64fedd07f82b4aa","review_date":"2026-04-07 22:13:18 +0000 UTC","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. ","source_url":"https://www.ratemyprofessors.com/professor/2442060","quality_rating":1.0,"difficulty_rating":5.0},{"observed_at":"2026-09-07 16:11:43.812945+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTQyMDM2MDMw","source_instructor_id":"rmp:2442060","instructor_name":"Polina Levchenko","course_label":"HDFS174","course_id":"HDFS 174","course_uid":"course_7497df5bc64fedd07f82b4aa","review_date":"2025-12-04 17:41:12 +0000 UTC","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","source_url":"https://www.ratemyprofessors.com/professor/2442060","quality_rating":1.0,"difficulty_rating":2.0},{"observed_at":"2026-09-07 16:11:43.812945+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTQxNTg3MTE0","source_instructor_id":"rmp:2442060","instructor_name":"Polina Levchenko","course_label":"HDFS174","course_id":"HDFS 174","course_uid":"course_7497df5bc64fedd07f82b4aa","review_date":"2025-08-20 13:59:00 +0000 UTC","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. ","source_url":"https://www.ratemyprofessors.com/professor/2442060","quality_rating":3.0,"difficulty_rating":1.0},{"observed_at":"2026-09-07 16:11:43.812945+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTQwNTAwMTU0","source_instructor_id":"rmp:2442060","instructor_name":"Polina Levchenko","course_label":"HDFS174","course_id":"HDFS 174","course_uid":"course_7497df5bc64fedd07f82b4aa","review_date":"2025-01-07 17:08:03 +0000 UTC","comment":"This professor does not answer any emails and is a difficult grader.","source_url":"https://www.ratemyprofessors.com/professor/2442060","quality_rating":1.0,"difficulty_rating":3.0},{"observed_at":"2026-09-07 16:11:43.812945+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTQwMzEzMzQx","source_instructor_id":"rmp:2442060","instructor_name":"Polina Levchenko","course_label":"HDFS174","course_id":"HDFS 174","course_uid":"course_7497df5bc64fedd07f82b4aa","review_date":"2024-12-15 23:41:46 +0000 UTC","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","source_url":"https://www.ratemyprofessors.com/professor/2442060","quality_rating":2.0,"difficulty_rating":2.0},{"observed_at":"2026-09-07 16:11:43.812945+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM5NDAzMDQ5","source_instructor_id":"rmp:2442060","instructor_name":"Polina Levchenko","course_label":"HDFS174","course_id":"HDFS 174","course_uid":"course_7497df5bc64fedd07f82b4aa","review_date":"2024-05-08 05:39:16 +0000 UTC","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. ","source_url":"https://www.ratemyprofessors.com/professor/2442060","quality_rating":2.0,"difficulty_rating":1.0},{"observed_at":"2026-09-07 16:11:43.812945+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM2OTkzNjAz","source_instructor_id":"rmp:2442060","instructor_name":"Polina Levchenko","course_label":"HDFS174","course_id":"HDFS 174","course_uid":"course_7497df5bc64fedd07f82b4aa","review_date":"2022-12-06 21:07:01 +0000 UTC","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 ","source_url":"https://www.ratemyprofessors.com/professor/2442060","quality_rating":2.0,"difficulty_rating":2.0},{"observed_at":"2026-09-07 16:11:43.812945+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTMzNjAzNTUz","source_instructor_id":"rmp:2442060","instructor_name":"Polina Levchenko","course_label":"HDFS174","course_id":"HDFS 174","course_uid":"course_7497df5bc64fedd07f82b4aa","review_date":"2020-08-21 18:46:42 +0000 UTC","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.","source_url":"https://www.ratemyprofessors.com/professor/2442060","quality_rating":4.0,"difficulty_rating":2.0}]