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My major complaint is he writes exams that are way too long. He does take that into account and chooses exam times/locations that allow for students to work late, but midterms and finals take most people 2.5-3 hours.\",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-01-09 21:50:37 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9b0dcec07018459d69d2aea4\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"Exams are 2-3 hours and grading criteria is strict. Lacks student-teacher transparency. \",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-01-17 03:43:23 +0000 UTC\",\"difficulty_rating\":5,\"id\":\"7b655ca1161d616aa3413bb2\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTM3MzQyMDA1\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"Arnoldo is an amazing person and professor. I am finishing up my 3rd class with him and it's clear he really cares about his students. He is always available for questions and will often work through things with you. His exams are hard but if you engage you'll succeed. Curves the class so that you pass if you tried at all. \",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-05-01 16:57:34 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9743bebde24159b1a00ecb27\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"}],\"evidence_count\":3,\"review_ids\":[\"9b0dcec07018459d69d2aea4\",\"7b655ca1161d616aa3413bb2\",\"9743bebde24159b1a00ecb27\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2745372\",\"name\":\"Arnoldo Lopez-Hernandez\"}],\"review_year_end\":\"2023\",\"review_year_start\":\"2023\"},\"sentiment\":\"mixed\",\"summary\":\"While some find the exams too long and grading strict, others appreciate the fairness and the curve that allows students who try to pass.\"},{\"aspect\":\"assessment\",\"evidence\":[{\"comment\":\"He's very approachable and caring and enjoys answering student questions, even when they seem bizarre or dumb. My major complaint is he writes exams that are way too long. He does take that into account and chooses exam times/locations that allow for students to work late, but midterms and finals take most people 2.5-3 hours.\",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-01-09 21:50:37 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9b0dcec07018459d69d2aea4\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"Exams are 2-3 hours and grading criteria is strict. Lacks student-teacher transparency. \",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-01-17 03:43:23 +0000 UTC\",\"difficulty_rating\":5,\"id\":\"7b655ca1161d616aa3413bb2\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTM3MzQyMDA1\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"Arnoldo is an amazing person and professor. I am finishing up my 3rd class with him and it's clear he really cares about his students. He is always available for questions and will often work through things with you. His exams are hard but if you engage you'll succeed. Curves the class so that you pass if you tried at all. \",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-05-01 16:57:34 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9743bebde24159b1a00ecb27\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"}],\"evidence_count\":3,\"review_ids\":[\"9b0dcec07018459d69d2aea4\",\"7b655ca1161d616aa3413bb2\",\"9743bebde24159b1a00ecb27\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2745372\",\"name\":\"Arnoldo Lopez-Hernandez\"}],\"review_year_end\":\"2023\",\"review_year_start\":\"2023\"},\"sentiment\":\"mixed\",\"summary\":\"Exams are noted to be long (2-3 hours) and challenging, but grading is generally considered fair with curves applied.\"},{\"aspect\":\"overall\",\"evidence\":[{\"comment\":\"He really cares about your success as a student.  He does a good job of explaining material so it is applicable to your future career.  He also makes it clear exactly what you need to know to excel on the exams.  There is homework to do, but it definitely helps you overall.  One of my all-time favorite professors!\",\"course_id\":\"FOODSCI 440\",\"date\":\"2016-11-20 22:10:49 +0000 UTC\",\"difficulty_rating\":3,\"id\":\"dcd5d940ed5fc5f0b3e7d5d5\",\"instructor_id\":\"rmp:1636591\",\"instructor_name\":\"Mark Etzel\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTI3MjMwNTkx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1636591\"},{\"comment\":\"He's very approachable and caring and enjoys answering student questions, even when they seem bizarre or dumb. My major complaint is he writes exams that are way too long. He does take that into account and chooses exam times/locations that allow for students to work late, but midterms and finals take most people 2.5-3 hours.\",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-01-09 21:50:37 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9b0dcec07018459d69d2aea4\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"Arnoldo is an amazing person and professor. I am finishing up my 3rd class with him and it's clear he really cares about his students. He is always available for questions and will often work through things with you. His exams are hard but if you engage you'll succeed. Curves the class so that you pass if you tried at all. \",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-05-01 16:57:34 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9743bebde24159b1a00ecb27\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"the GOAT\",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-09-26 18:54:15 +0000 UTC\",\"difficulty_rating\":3,\"id\":\"b61042301a86d3e89b7fd924\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM4MjM2MTU4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"}],\"evidence_count\":4,\"review_ids\":[\"dcd5d940ed5fc5f0b3e7d5d5\",\"9b0dcec07018459d69d2aea4\",\"9743bebde24159b1a00ecb27\",\"b61042301a86d3e89b7fd924\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:1636591\",\"name\":\"Mark Etzel\"},{\"id\":\"rmp:2745372\",\"name\":\"Arnoldo Lopez-Hernandez\"}],\"review_year_end\":\"2023\",\"review_year_start\":\"2016\"},\"sentiment\":\"positive\",\"summary\":\"Students highly value the instructors' care for their success, approachability, and willingness to help, with one student calling an instructor the 'GOAT'.\"}]}","candidate_json":null,"error":null,"model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":false},{"run_id":"20260907T155543-ce3781c4","observed_at":"2026-09-07 15:55:43.033547+00:00","course_uid":"course_f7010d6b7c027df8440eece9","course_id":"FOODSCI 440","catalog_version_id":"f9ef646aac890fa6f1ef4dfc6ed39f1ff521b4d1154831618b026dc1e9115eb4","record_version_id":"a3a323825604a9bdf831d30c0769de0e4863facc6e0c4369acdc967f35324a82","job_id":"enrich-6b25dd25bd8e7594acdf2f80","output_id":"85ee3948142385202181ca4afeaf08da2913c55463d651407153d567b71f5570","section":"student_summary","status":"valid","value_json":"{\"context_hash\":\"5f06964caa4fc964eacade2af62a3bc60f294968e16e299219b5d19156e93799\",\"course_id\":\"FOODSCI 440\",\"current_instructors\":[{\"instructor_uid\":\"instructor_90fc6c2d06f224004e76bc27\",\"message\":null,\"name\":\"Arnoldo Lopez-Hernandez\",\"review_status\":\"supported\",\"rmp_instructor_id\":\"rmp:2745372\",\"summary\":[{\"citations\":[{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-09 21:50:37 +0000 UTC\",\"review_id\":\"9b0dcec07018459d69d2aea4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-17 03:43:23 +0000 UTC\",\"review_id\":\"7b655ca1161d616aa3413bb2\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzQyMDA1\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-05-01 16:57:34 +0000 UTC\",\"review_id\":\"9743bebde24159b1a00ecb27\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-09-26 18:54:15 +0000 UTC\",\"review_id\":\"b61042301a86d3e89b7fd924\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM4MjM2MTU4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"}],\"text\":\"Arnoldo Lopez-Hernandez is approachable and caring, with students praising his availability for questions. However, reviewers note his exams are excessively long, often taking 2.5 to 3 hours. Some find grading strict or lacking transparency, while others note the class curves for those who engage.\"},{\"citations\":[{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Fall 2023: 2.64 GPA, 27.3% A/AB (n=11 letter grades); Fall 2024: 2.55 GPA, 22.7% A/AB (n=22 letter grades); Fall 2025: 2.72 GPA, 30.4% A/AB (n=23 letter grades).\"}]}],\"difficulty_workload\":[{\"citations\":[{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-09 21:50:37 +0000 UTC\",\"review_id\":\"9b0dcec07018459d69d2aea4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-17 03:43:23 +0000 UTC\",\"review_id\":\"7b655ca1161d616aa3413bb2\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzQyMDA1\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-05-01 16:57:34 +0000 UTC\",\"review_id\":\"9743bebde24159b1a00ecb27\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"}],\"text\":\"Exams are reported to take 2.5 to 3 hours and are considered hard. One reviewer cites strict grading criteria, while another suggests that engaging with the material leads to success despite the difficulty.\"}],\"errors\":[],\"historical_context\":[{\"citations\":[{\"instructor_name\":\"Mark Etzel\",\"review_date\":\"2014-11-05 23:55:28 +0000 UTC\",\"review_id\":\"9f05abc9014d03684f1efc5a\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1636591\",\"source_review_id\":\"UmF0aW5nLTIzNzU0NjI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1636591\",\"type\":\"review\"},{\"instructor_name\":\"Mark Etzel\",\"review_date\":\"2016-04-26 15:30:13 +0000 UTC\",\"review_id\":\"60982129abda1afce2358e81\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1636591\",\"source_review_id\":\"UmF0aW5nLTI2MzgzNDIw\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1636591\",\"type\":\"review\"},{\"instructor_name\":\"Mark Etzel\",\"review_date\":\"2016-11-20 22:10:49 +0000 UTC\",\"review_id\":\"dcd5d940ed5fc5f0b3e7d5d5\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1636591\",\"source_review_id\":\"UmF0aW5nLTI3MjMwNTkx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1636591\",\"type\":\"review\"},{\"instructor_name\":\"Mark Etzel\",\"review_date\":\"2016-12-16 21:49:53 +0000 UTC\",\"review_id\":\"3bcdf03a4e8e00b307a8d317\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1636591\",\"source_review_id\":\"UmF0aW5nLTI3NTM4ODYz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1636591\",\"type\":\"review\"}],\"text\":\"Historical reviews of Mark Etzel: Mark Etzel provided clear lectures and explained complex food engineering concepts effectively. He cared about student success and prepared them for exams by specifying required knowledge. Reviewers appreciated his fair grading and engaging teaching style.\"}],\"message\":null,\"offered\":true,\"profile_hash\":\"e59ddc7389015d0035b68cd195c939d475bf72b959b29cf12eab59b454ccaef1\",\"quick_take\":[{\"citations\":[{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-09 21:50:37 +0000 UTC\",\"review_id\":\"9b0dcec07018459d69d2aea4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-05-01 16:57:34 +0000 UTC\",\"review_id\":\"9743bebde24159b1a00ecb27\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-09-26 18:54:15 +0000 UTC\",\"review_id\":\"b61042301a86d3e89b7fd924\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM4MjM2MTU4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"}],\"text\":\"Arnoldo Lopez-Hernandez is described as approachable and caring, with one reviewer calling him the GOAT. Another reviewer notes he is available for questions and cares about students, while a third reviewer praises his personality.\"},{\"citations\":[{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Fall 2023: 2.64 GPA, 27.3% A/AB (n=11 letter grades); Fall 2024: 2.55 GPA, 22.7% A/AB (n=22 letter grades); Fall 2025: 2.72 GPA, 30.4% A/AB (n=23 letter grades).\"}],\"student_experience\":[{\"citations\":[{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-09 21:50:37 +0000 UTC\",\"review_id\":\"9b0dcec07018459d69d2aea4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-17 03:43:23 +0000 UTC\",\"review_id\":\"7b655ca1161d616aa3413bb2\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzQyMDA1\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-05-01 16:57:34 +0000 UTC\",\"review_id\":\"9743bebde24159b1a00ecb27\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"}],\"text\":\"Students value the instructor's availability for questions, with one noting he works through problems with them. 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He will alsot you know what type of questions will come out for the exams to alleviate some of your exam anxiety.\",\"course_id\":\"FOODSCI 440\",\"date\":\"2016-12-16 21:49:53 +0000 UTC\",\"difficulty_rating\":3,\"id\":\"3bcdf03a4e8e00b307a8d317\",\"instructor_id\":\"rmp:1636591\",\"instructor_name\":\"Mark Etzel\",\"quality_rating\":4,\"source_review_id\":\"UmF0aW5nLTI3NTM4ODYz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1636591\"}],\"evidence_count\":3,\"review_ids\":[\"9f05abc9014d03684f1efc5a\",\"60982129abda1afce2358e81\",\"3bcdf03a4e8e00b307a8d317\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:1636591\",\"name\":\"Mark Etzel\"}],\"review_year_end\":\"2016\",\"review_year_start\":\"2014\"},\"sentiment\":\"positive\",\"summary\":\"Instructors are described as very clear in lectures, explaining complex food engineering concepts well and providing clear guidance on exam content.\"},{\"aspect\":\"teaching_clarity\",\"evidence\":[{\"comment\":\"He's very approachable and caring and enjoys answering student questions, even when they seem bizarre or dumb. My major complaint is he writes exams that are way too long. He does take that into account and chooses exam times/locations that allow for students to work late, but midterms and finals take most people 2.5-3 hours.\",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-01-09 21:50:37 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9b0dcec07018459d69d2aea4\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"Exams are 2-3 hours and grading criteria is strict. Lacks student-teacher transparency. \",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-01-17 03:43:23 +0000 UTC\",\"difficulty_rating\":5,\"id\":\"7b655ca1161d616aa3413bb2\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTM3MzQyMDA1\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"Arnoldo is an amazing person and professor. I am finishing up my 3rd class with him and it's clear he really cares about his students. He is always available for questions and will often work through things with you. His exams are hard but if you engage you'll succeed. Curves the class so that you pass if you tried at all. \",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-05-01 16:57:34 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9743bebde24159b1a00ecb27\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"}],\"evidence_count\":3,\"review_ids\":[\"9b0dcec07018459d69d2aea4\",\"7b655ca1161d616aa3413bb2\",\"9743bebde24159b1a00ecb27\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2745372\",\"name\":\"Arnoldo Lopez-Hernandez\"}],\"review_year_end\":\"2023\",\"review_year_start\":\"2023\"},\"sentiment\":\"mixed\",\"summary\":\"While some find the exams too long and grading strict, others appreciate the fairness and the curve that allows students who try to pass.\"},{\"aspect\":\"assessment\",\"evidence\":[{\"comment\":\"He's very approachable and caring and enjoys answering student questions, even when they seem bizarre or dumb. My major complaint is he writes exams that are way too long. He does take that into account and chooses exam times/locations that allow for students to work late, but midterms and finals take most people 2.5-3 hours.\",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-01-09 21:50:37 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9b0dcec07018459d69d2aea4\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"Exams are 2-3 hours and grading criteria is strict. Lacks student-teacher transparency. \",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-01-17 03:43:23 +0000 UTC\",\"difficulty_rating\":5,\"id\":\"7b655ca1161d616aa3413bb2\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTM3MzQyMDA1\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"Arnoldo is an amazing person and professor. I am finishing up my 3rd class with him and it's clear he really cares about his students. He is always available for questions and will often work through things with you. His exams are hard but if you engage you'll succeed. Curves the class so that you pass if you tried at all. \",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-05-01 16:57:34 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9743bebde24159b1a00ecb27\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"}],\"evidence_count\":3,\"review_ids\":[\"9b0dcec07018459d69d2aea4\",\"7b655ca1161d616aa3413bb2\",\"9743bebde24159b1a00ecb27\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2745372\",\"name\":\"Arnoldo Lopez-Hernandez\"}],\"review_year_end\":\"2023\",\"review_year_start\":\"2023\"},\"sentiment\":\"mixed\",\"summary\":\"Exams are noted to be long (2-3 hours) and challenging, but grading is generally considered fair with curves applied.\"},{\"aspect\":\"overall\",\"evidence\":[{\"comment\":\"He really cares about your success as a student.  He does a good job of explaining material so it is applicable to your future career.  He also makes it clear exactly what you need to know to excel on the exams.  There is homework to do, but it definitely helps you overall.  One of my all-time favorite professors!\",\"course_id\":\"FOODSCI 440\",\"date\":\"2016-11-20 22:10:49 +0000 UTC\",\"difficulty_rating\":3,\"id\":\"dcd5d940ed5fc5f0b3e7d5d5\",\"instructor_id\":\"rmp:1636591\",\"instructor_name\":\"Mark Etzel\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTI3MjMwNTkx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1636591\"},{\"comment\":\"He's very approachable and caring and enjoys answering student questions, even when they seem bizarre or dumb. My major complaint is he writes exams that are way too long. He does take that into account and chooses exam times/locations that allow for students to work late, but midterms and finals take most people 2.5-3 hours.\",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-01-09 21:50:37 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9b0dcec07018459d69d2aea4\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"Arnoldo is an amazing person and professor. I am finishing up my 3rd class with him and it's clear he really cares about his students. He is always available for questions and will often work through things with you. His exams are hard but if you engage you'll succeed. Curves the class so that you pass if you tried at all. \",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-05-01 16:57:34 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9743bebde24159b1a00ecb27\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"the GOAT\",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-09-26 18:54:15 +0000 UTC\",\"difficulty_rating\":3,\"id\":\"b61042301a86d3e89b7fd924\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM4MjM2MTU4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"}],\"evidence_count\":4,\"review_ids\":[\"dcd5d940ed5fc5f0b3e7d5d5\",\"9b0dcec07018459d69d2aea4\",\"9743bebde24159b1a00ecb27\",\"b61042301a86d3e89b7fd924\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:1636591\",\"name\":\"Mark Etzel\"},{\"id\":\"rmp:2745372\",\"name\":\"Arnoldo Lopez-Hernandez\"}],\"review_year_end\":\"2023\",\"review_year_start\":\"2016\"},\"sentiment\":\"positive\",\"summary\":\"Students highly value the instructors' care for their success, approachability, and willingness to help, with one student calling an instructor the 'GOAT'.\"}]}","candidate_json":null,"error":null,"model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":false},{"run_id":"20260907T155543-ce3781c4","observed_at":"2026-09-07 15:55:43.033547+00:00","course_uid":"course_f7010d6b7c027df8440eece9","course_id":"FOODSCI 440","catalog_version_id":"f9ef646aac890fa6f1ef4dfc6ed39f1ff521b4d1154831618b026dc1e9115eb4","record_version_id":"a3a323825604a9bdf831d30c0769de0e4863facc6e0c4369acdc967f35324a82","job_id":"enrich-8b774950c2b6adfdc46d1b82","output_id":"6dea81bbc767fd3f79a59699f357d6e5b1c4e3120c3cef6a54b106f2b231a691","section":"student_summary","status":"invalid","value_json":"{\"context_hash\":\"5f06964caa4fc964eacade2af62a3bc60f294968e16e299219b5d19156e93799\",\"course_id\":\"FOODSCI 440\",\"current_instructors\":[{\"instructor_uid\":\"instructor_90fc6c2d06f224004e76bc27\",\"message\":\"Summary generation failed\",\"name\":\"Arnoldo Lopez-Hernandez\",\"review_status\":\"generation_failed\",\"rmp_instructor_id\":\"rmp:2745372\",\"summary\":[{\"citations\":[{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Fall 2023: 2.64 GPA, 27.3% A/AB (n=11 letter grades); Fall 2024: 2.55 GPA, 22.7% A/AB (n=22 letter grades); Fall 2025: 2.72 GPA, 30.4% A/AB (n=23 letter grades).\"}]}],\"difficulty_workload\":[],\"errors\":[{\"error\":\"ModelAPIError: Connection error.\",\"instructor_uid\":\"instructor_90fc6c2d06f224004e76bc27\",\"mode\":\"professor\"},{\"error\":\"ModelAPIError: Connection error.\",\"instructor_uid\":null,\"mode\":\"history\"},{\"error\":\"ModelAPIError: Connection error.\",\"instructor_uid\":null,\"mode\":\"overview\"}],\"historical_context\":[],\"message\":null,\"offered\":true,\"profile_hash\":\"5cb4dabf887cdbcd8c00d5a1312e10828b95c63f30bc3ea76aea199565390d02\",\"quick_take\":[{\"citations\":[{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Fall 2023: 2.64 GPA, 27.3% A/AB (n=11 letter grades); Fall 2024: 2.55 GPA, 22.7% A/AB (n=22 letter grades); Fall 2025: 2.72 GPA, 30.4% A/AB (n=23 letter grades).\"}],\"student_experience\":[],\"task_hash\":\"74fb0997943e888960bbc9e47db8c4fd12e4292d55c20509d8d89db6a9910f68\",\"teaching_history\":[{\"citations\":[{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1202\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1212\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1222\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1232\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"ARNOLDO LOPEZ-HERNANDEZ is recorded teaching in Fall 2019, Fall 2020, Fall 2021, Fall 2022, Fall 2023, Fall 2024, Fall 2025. Recorded history may be incomplete and does not establish a future schedule.\"},{\"citations\":[{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1102\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1112\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1122\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1132\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1142\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1152\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1162\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1172\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1182\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1192\",\"type\":\"grade\"}],\"text\":\"MARK ETZEL is recorded teaching in Fall 2009, Fall 2010, Fall 2011, Fall 2012, Fall 2013, Fall 2014, Fall 2015, Fall 2016, Fall 2017, Fall 2018. 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He also tells you exactly what is going to be on each midterm.\",\"course_id\":\"FOODSCI 440\",\"date\":\"2014-11-05 23:55:28 +0000 UTC\",\"difficulty_rating\":3,\"id\":\"9f05abc9014d03684f1efc5a\",\"instructor_id\":\"rmp:1636591\",\"instructor_name\":\"Mark Etzel\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTIzNzU0NjI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1636591\"},{\"comment\":\"Dr. Etzel explained abstruse food engineering concepts very clearly, sometimes incorporating delightfully eccentric humor into his lectures. 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My major complaint is he writes exams that are way too long. He does take that into account and chooses exam times/locations that allow for students to work late, but midterms and finals take most people 2.5-3 hours.\",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-01-09 21:50:37 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9b0dcec07018459d69d2aea4\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"Exams are 2-3 hours and grading criteria is strict. Lacks student-teacher transparency. \",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-01-17 03:43:23 +0000 UTC\",\"difficulty_rating\":5,\"id\":\"7b655ca1161d616aa3413bb2\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":1,\"source_review_id\":\"UmF0aW5nLTM3MzQyMDA1\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"Arnoldo is an amazing person and professor. I am finishing up my 3rd class with him and it's clear he really cares about his students. He is always available for questions and will often work through things with you. His exams are hard but if you engage you'll succeed. Curves the class so that you pass if you tried at all. \",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-05-01 16:57:34 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9743bebde24159b1a00ecb27\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"}],\"evidence_count\":3,\"review_ids\":[\"9b0dcec07018459d69d2aea4\",\"7b655ca1161d616aa3413bb2\",\"9743bebde24159b1a00ecb27\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:2745372\",\"name\":\"Arnoldo Lopez-Hernandez\"}],\"review_year_end\":\"2023\",\"review_year_start\":\"2023\"},\"sentiment\":\"mixed\",\"summary\":\"Exams are noted to be long (2-3 hours) and challenging, but grading is generally considered fair with curves applied.\"},{\"aspect\":\"overall\",\"evidence\":[{\"comment\":\"He really cares about your success as a student.  He does a good job of explaining material so it is applicable to your future career.  He also makes it clear exactly what you need to know to excel on the exams.  There is homework to do, but it definitely helps you overall.  One of my all-time favorite professors!\",\"course_id\":\"FOODSCI 440\",\"date\":\"2016-11-20 22:10:49 +0000 UTC\",\"difficulty_rating\":3,\"id\":\"dcd5d940ed5fc5f0b3e7d5d5\",\"instructor_id\":\"rmp:1636591\",\"instructor_name\":\"Mark Etzel\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTI3MjMwNTkx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1636591\"},{\"comment\":\"He's very approachable and caring and enjoys answering student questions, even when they seem bizarre or dumb. My major complaint is he writes exams that are way too long. He does take that into account and chooses exam times/locations that allow for students to work late, but midterms and finals take most people 2.5-3 hours.\",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-01-09 21:50:37 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9b0dcec07018459d69d2aea4\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"Arnoldo is an amazing person and professor. I am finishing up my 3rd class with him and it's clear he really cares about his students. He is always available for questions and will often work through things with you. His exams are hard but if you engage you'll succeed. Curves the class so that you pass if you tried at all. \",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-05-01 16:57:34 +0000 UTC\",\"difficulty_rating\":4,\"id\":\"9743bebde24159b1a00ecb27\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"},{\"comment\":\"the GOAT\",\"course_id\":\"FOODSCI 440\",\"date\":\"2023-09-26 18:54:15 +0000 UTC\",\"difficulty_rating\":3,\"id\":\"b61042301a86d3e89b7fd924\",\"instructor_id\":\"rmp:2745372\",\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"quality_rating\":5,\"source_review_id\":\"UmF0aW5nLTM4MjM2MTU4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\"}],\"evidence_count\":4,\"review_ids\":[\"dcd5d940ed5fc5f0b3e7d5d5\",\"9b0dcec07018459d69d2aea4\",\"9743bebde24159b1a00ecb27\",\"b61042301a86d3e89b7fd924\"],\"scope\":{\"historical\":true,\"instructors\":[{\"id\":\"rmp:1636591\",\"name\":\"Mark Etzel\"},{\"id\":\"rmp:2745372\",\"name\":\"Arnoldo Lopez-Hernandez\"}],\"review_year_end\":\"2023\",\"review_year_start\":\"2016\"},\"sentiment\":\"positive\",\"summary\":\"Students highly value the instructors' care for their success, approachability, and willingness to help, with one student calling an instructor the 'GOAT'.\"}]}","candidate_json":null,"error":null,"model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":false},{"run_id":"20260907T155543-ce3781c4","observed_at":"2026-09-07 15:55:43.033547+00:00","course_uid":"course_f7010d6b7c027df8440eece9","course_id":"FOODSCI 440","catalog_version_id":"f9ef646aac890fa6f1ef4dfc6ed39f1ff521b4d1154831618b026dc1e9115eb4","record_version_id":"a3a323825604a9bdf831d30c0769de0e4863facc6e0c4369acdc967f35324a82","job_id":"enrich-b6d8f78c1be0d523cf09d00d","output_id":"c68bd4093dc1a842132bb25aa4e36a90d32711d2b7aa3f4c63cb9829d508a53d","section":"student_summary","status":"invalid","value_json":"{\"context_hash\":\"5f06964caa4fc964eacade2af62a3bc60f294968e16e299219b5d19156e93799\",\"course_id\":\"FOODSCI 440\",\"current_instructors\":[{\"instructor_uid\":\"instructor_90fc6c2d06f224004e76bc27\",\"message\":\"Summary generation failed\",\"name\":\"Arnoldo Lopez-Hernandez\",\"review_status\":\"generation_failed\",\"rmp_instructor_id\":\"rmp:2745372\",\"summary\":[{\"citations\":[{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Fall 2023: 2.64 GPA, 27.3% A/AB (n=11 letter grades); Fall 2024: 2.55 GPA, 22.7% A/AB (n=22 letter grades); Fall 2025: 2.72 GPA, 30.4% A/AB (n=23 letter grades).\"}]}],\"difficulty_workload\":[{\"citations\":[{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-09 21:50:37 +0000 UTC\",\"review_id\":\"9b0dcec07018459d69d2aea4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-17 03:43:23 +0000 UTC\",\"review_id\":\"7b655ca1161d616aa3413bb2\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzQyMDA1\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-05-01 16:57:34 +0000 UTC\",\"review_id\":\"9743bebde24159b1a00ecb27\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"}],\"text\":\"Exams are reported to take 2.5 to 3 hours and are considered hard. One reviewer cites strict grading criteria, while another suggests that engaging with the material leads to success despite the difficulty.\"}],\"errors\":[{\"error\":\"UnexpectedModelBehavior: Model token limit (8192) exceeded before any response was generated. Increase the `max_tokens` model setting, or simplify the prompt to result in a shorter response that will fit within the limit.\",\"instructor_uid\":\"instructor_90fc6c2d06f224004e76bc27\",\"mode\":\"professor\"}],\"historical_context\":[{\"citations\":[{\"instructor_name\":\"Mark Etzel\",\"review_date\":\"2014-11-05 23:55:28 +0000 UTC\",\"review_id\":\"9f05abc9014d03684f1efc5a\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1636591\",\"source_review_id\":\"UmF0aW5nLTIzNzU0NjI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1636591\",\"type\":\"review\"},{\"instructor_name\":\"Mark Etzel\",\"review_date\":\"2016-04-26 15:30:13 +0000 UTC\",\"review_id\":\"60982129abda1afce2358e81\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1636591\",\"source_review_id\":\"UmF0aW5nLTI2MzgzNDIw\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1636591\",\"type\":\"review\"},{\"instructor_name\":\"Mark Etzel\",\"review_date\":\"2016-11-20 22:10:49 +0000 UTC\",\"review_id\":\"dcd5d940ed5fc5f0b3e7d5d5\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1636591\",\"source_review_id\":\"UmF0aW5nLTI3MjMwNTkx\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1636591\",\"type\":\"review\"},{\"instructor_name\":\"Mark Etzel\",\"review_date\":\"2016-12-16 21:49:53 +0000 UTC\",\"review_id\":\"3bcdf03a4e8e00b307a8d317\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:1636591\",\"source_review_id\":\"UmF0aW5nLTI3NTM4ODYz\",\"source_url\":\"https://www.ratemyprofessors.com/professor/1636591\",\"type\":\"review\"}],\"text\":\"Historical reviews of Mark Etzel: Mark Etzel provided clear lectures and explained complex food engineering concepts effectively. He cared about student success and prepared them for exams by specifying required knowledge. Reviewers appreciated his fair grading and engaging teaching style.\"}],\"message\":null,\"offered\":true,\"profile_hash\":\"e59ddc7389015d0035b68cd195c939d475bf72b959b29cf12eab59b454ccaef1\",\"quick_take\":[{\"citations\":[{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-09 21:50:37 +0000 UTC\",\"review_id\":\"9b0dcec07018459d69d2aea4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-05-01 16:57:34 +0000 UTC\",\"review_id\":\"9743bebde24159b1a00ecb27\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-09-26 18:54:15 +0000 UTC\",\"review_id\":\"b61042301a86d3e89b7fd924\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM4MjM2MTU4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"}],\"text\":\"Arnoldo Lopez-Hernandez is described as approachable and caring, with one reviewer calling him the GOAT. Another reviewer notes he is available for questions and cares about students, while a third reviewer praises his personality.\"},{\"citations\":[{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Fall 2023: 2.64 GPA, 27.3% A/AB (n=11 letter grades); Fall 2024: 2.55 GPA, 22.7% A/AB (n=22 letter grades); Fall 2025: 2.72 GPA, 30.4% A/AB (n=23 letter grades).\"}],\"student_experience\":[{\"citations\":[{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-09 21:50:37 +0000 UTC\",\"review_id\":\"9b0dcec07018459d69d2aea4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-17 03:43:23 +0000 UTC\",\"review_id\":\"7b655ca1161d616aa3413bb2\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzQyMDA1\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-05-01 16:57:34 +0000 UTC\",\"review_id\":\"9743bebde24159b1a00ecb27\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"}],\"text\":\"Students value the instructor's availability for questions, with one noting he works through problems with them. However, experiences differ, as one reviewer criticizes a lack of transparency and strict grading.\"}],\"task_hash\":\"74fb0997943e888960bbc9e47db8c4fd12e4292d55c20509d8d89db6a9910f68\",\"teaching_history\":[{\"citations\":[{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1202\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1212\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1222\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1232\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"ARNOLDO LOPEZ-HERNANDEZ is recorded teaching in Fall 2019, Fall 2020, Fall 2021, Fall 2022, Fall 2023, Fall 2024, Fall 2025. 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He cared about student success and prepared them for exams by specifying required knowledge. 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Another reviewer notes he is available for questions and cares about students, while a third reviewer praises his personality.\"},{\"citations\":[{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"Recent recorded grades — Fall 2023: 2.64 GPA, 27.3% A/AB (n=11 letter grades); Fall 2024: 2.55 GPA, 22.7% A/AB (n=22 letter grades); Fall 2025: 2.72 GPA, 30.4% A/AB (n=23 letter grades).\"}],\"student_experience\":[{\"citations\":[{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-09 21:50:37 +0000 UTC\",\"review_id\":\"9b0dcec07018459d69d2aea4\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzA3NzI4\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-01-17 03:43:23 +0000 UTC\",\"review_id\":\"7b655ca1161d616aa3413bb2\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3MzQyMDA1\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"},{\"instructor_name\":\"Arnoldo Lopez-Hernandez\",\"review_date\":\"2023-05-01 16:57:34 +0000 UTC\",\"review_id\":\"9743bebde24159b1a00ecb27\",\"run_id\":\"20260907T155543-ce3781c4\",\"source_instructor_id\":\"rmp:2745372\",\"source_review_id\":\"UmF0aW5nLTM3Nzc1NDgy\",\"source_url\":\"https://www.ratemyprofessors.com/professor/2745372\",\"type\":\"review\"}],\"text\":\"Students value the instructor's availability for questions, with one noting he works through problems with them. However, experiences differ, as one reviewer criticizes a lack of transparency and strict grading.\"}],\"task_hash\":\"74fb0997943e888960bbc9e47db8c4fd12e4292d55c20509d8d89db6a9910f68\",\"teaching_history\":[{\"citations\":[{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1202\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1212\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1222\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1232\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1242\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1252\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1262\",\"type\":\"grade\"}],\"text\":\"ARNOLDO LOPEZ-HERNANDEZ is recorded teaching in Fall 2019, Fall 2020, Fall 2021, Fall 2022, Fall 2023, Fall 2024, Fall 2025. Recorded history may be incomplete and does not establish a future schedule.\"},{\"citations\":[{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1102\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1112\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1122\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1132\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1142\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1152\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1162\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1172\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1182\",\"type\":\"grade\"},{\"course_id\":\"FOODSCI 440\",\"run_id\":\"20260907T155543-ce3781c4\",\"section_number\":1,\"source_course_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"source_record\":{\"entity_id\":\"ae7d68d2-c83f-3945-891f-5b3687ee60a6\",\"file\":\"tables/observations.parquet\",\"kind\":\"grades\",\"source\":\"madgrades\"},\"table\":\"section_grades_latest\",\"term_id\":\"1192\",\"type\":\"grade\"}],\"text\":\"MARK ETZEL is recorded teaching in Fall 2009, Fall 2010, Fall 2011, Fall 2012, Fall 2013, Fall 2014, Fall 2015, Fall 2016, Fall 2017, Fall 2018. 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\": \"professor\", \"instructor_uid\": \"instructor_90fc6c2d06f224004e76bc27\", \"error\": \"UnexpectedModelBehavior: Exceeded maximum output retries (2)\"}]","model":"nvidia/Qwen3.6-35B-A3B-NVFP4","model_revision":"1355db6a052410cfd62085d94b58866fd0f2c3c5","selected_for_release":false}]