# Arnoldo Lopez-Hernandez — Courses & Reviews | UW–Madison [View on UW Courses](https://uwcourses.com/instructors/ARNOLDO_LOPEZ-HERNANDEZ) ## Dataset ### revision e243353dcb7d79b7247ced91d69443ef4c2a6349 ### repository twangodev/uwcourses ### schema version 6 ### importer version 7 ### projection id 52a78527ff09011d88cb04c7d43867d9fbfec2930bf1dd2ec359ebd2844e0b07 ### observed at 2026-09-07T15:55:43.033547+00:00 ### built at 2026-09-10T19:50:42.743001+00:00 ### courses 8951 ### current instructors 5754 ### limited false ### terms * 1272 * 1264 * 1262 * 1254 * 1252 * 1244 * 1242 * 1234 * 1232 * 1224 * 1222 * 1212 * 1204 * 1202 * 1194 * 1192 * 1184 * 1182 * 1174 * 1172 * 1164 * 1162 * 1154 * 1152 * 1144 * 1142 * 1134 * 1132 * 1124 * 1122 * 1114 * 1112 * 1104 * 1102 * 1094 * 1092 * 1084 * 1082 * 1074 * 1072 ### term 1272 ### departments | subject | count | | --------- | ----- | | AAE | 90 | | ABT | 20 | | ACCTIS | 36 | | ACTSCI | 14 | | AFAERO | 10 | | AFRICAN | 87 | | AFROAMER | 71 | | AGROECOL | 21 | | AMERIND | 53 | | ANAT\&PHY | 7 | | ANATOMY | 2 | | ANESTHES | 8 | | ANSCI | 57 | | ANTHRO | 95 | | ART | 125 | | ARTED | 10 | | ARTHIST | 121 | | ASIALANG | 129 | | ASIAN | 109 | | ASIANAM | 28 | | ASTRON | 38 | | ATMOCN | 69 | | BIOCHEM | 51 | | BIOCORE | 10 | | BIOLOGY | 14 | | BIOMDSCI | 18 | | BME | 66 | | BMI | 41 | | BMOLCHEM | 10 | | BOTANY | 69 | | BSE | 44 | | C\&ESOC | 73 | | CBE | 48 | | CHEM | 101 | | CHICLA | 52 | | CIVENGR | 133 | | CLASSICS | 47 | | CNP | 10 | | CNSRSCI | 50 | | COMARTS | 137 | | COMPBIO | 15 | | COMPLIT | 11 | | COMPSCI | 138 | | COUNPSY | 78 | | CRB | 19 | | CS\&D | 71 | | CSCS | 40 | | CURRIC | 193 | | DANCE | 93 | | DERM | 8 | | DS | 88 | | DYSCI | 35 | | ECE | 155 | | ECON | 145 | | EDPOL | 114 | | EDPSYCH | 97 | | ELPA | 70 | | EMA | 53 | | EMERMED | 17 | | ENGL | 206 | | ENTOM | 40 | | ENVIRST | 148 | | EP | 15 | | EPD | 67 | | ESL | 16 | | F\&WECOL | 60 | | FAMMED | 22 | | FINANCE | 50 | | FOLKLORE | 40 | | FOODSCI | 43 | | FRENCH | 63 | | GEN\&WS | 145 | | GENBUS | 72 | | GENECSLR | 17 | | GENETICS | 60 | | GEOG | 113 | | GEOSCI | 83 | | GERMAN | 82 | | GLE | 48 | | GNS | 38 | | GREEK | 27 | | HDFS | 41 | | HEBR-BIB | 13 | | HEBR-MOD | 10 | | HISTORY | 233 | | HISTSCI | 56 | | HONCOL | 13 | | ILS | 43 | | INFOSYS | 9 | | INTEGART | 7 | | INTEGSCI | 22 | | INTER-AG | 18 | | INTER-HE | 11 | | INTER-LS | 22 | | INTEREGR | 16 | | INTLBUS | 21 | | INTLST | 50 | | ISYE | 83 | | ITALIAN | 53 | | JEWISH | 56 | | JOURN | 88 | | KINES | 128 | | LACIS | 26 | | LANDARC | 61 | | LATIN | 24 | | LAW | 120 | | LEGALST | 48 | | LINGUIS | 35 | | LIS | 89 | | LITTRANS | 78 | | LSC | 52 | | M\&ENVTOX | 7 | | MARKETNG | 62 | | MATH | 153 | | MDGENET | 8 | | ME | 130 | | MEDHIST | 43 | | MEDICINE | 60 | | MEDIEVAL | 32 | | MEDPHYS | 39 | | MEDSC-M | 29 | | MEDSC-V | 41 | | MHR | 68 | | MICROBIO | 45 | | MILSCI | 16 | | MM\&I | 22 | | MOLBIOL | 6 | | MS\&E | 59 | | MUSIC | 165 | | MUSPERF | 126 | | NAVSCI | 20 | | NE | 44 | | NEURODPT | 11 | | NEUROL | 7 | | NEURSURG | 4 | | NTP | 11 | | NURSING | 111 | | NUTRSCI | 65 | | OBS\&GYN | 18 | | OCCTHER | 39 | | ONCOLOGY | 14 | | OPHTHALM | 5 | | OTM | 43 | | PATH | 34 | | PATH-BIO | 29 | | PEDIAT | 26 | | PHARMACY | 31 | | PHILOS | 77 | | PHMCOL-M | 11 | | PHMPRAC | 45 | | PHMSCI | 60 | | PHYASST | 37 | | PHYSICS | 88 | | PHYSIOL | 3 | | PHYTHER | 37 | | PLANTSCI | 52 | | PLPATH | 35 | | POLISCI | 192 | | POPHLTH | 58 | | PORTUG | 33 | | PSYCH | 101 | | PSYCHIAT | 22 | | PUBAFFR | 54 | | PUBLHLTH | 23 | | RADIOL | 11 | | REALEST | 41 | | RELIGST | 90 | | RHABMED | 9 | | RMI | 24 | | RP\&SE | 102 | | S\&APHM | 17 | | SCANDST | 73 | | SLAVIC | 89 | | SOC | 149 | | SOCWORK | 87 | | SOILSCI | 46 | | SPANISH | 83 | | SRMED | 21 | | STAT | 94 | | STDYABRD | 52 | | STS | 8 | | SURGERY | 25 | | SURGSCI | 33 | | THEATRE | 91 | | URBRPL | 60 | | UROLOGY | 5 | | ZOOLOGY | 89 | ## instructor ### instructor uid instructor\_90fc6c2d06f224004e76bc27 ### source enrollment ### source instructor id alopezhernan ### identity basis netid ### identity status source\_identified ### name Arnoldo Lopez-Hernandez ### email ALOPEZHERNAN\@WISC.EDU ### first observed at 2026-09-07 15:55:43.033547+00:00 ### last observed at 2026-09-07 15:55:43.033547+00:00 ### ratings #### review count 10 #### quality 3.9 #### difficulty 3.7 #### quality count 10 #### difficulty count 10 #### profile id rmp:2745372 #### source url #### match basis exact\_name #### observed at 2026-09-07 16:54:11.557570+00:00 #### courses ##### course 9a5fac10f94a5dc058fd4363 ###### review count 4 ###### quality 3.25 ###### difficulty 3.75 ###### quality count 4 ###### difficulty count 4 ##### course f7010d6b7c027df8440eece9 ###### review count 4 ###### quality 4 ###### difficulty 4 ###### quality count 4 ###### difficulty count 4 ##### course 626ddc252a91e9eb5917df7d ###### review count 1 ###### quality 5 ###### difficulty 4 ###### quality count 1 ###### difficulty count 1 #### bayesian quality 3.739790522364397 #### prior mean 3.6596857835465957 #### prior weight 20 ### current true ### courses | course\_uid | course\_id | title | credits\_min | credits\_max | gpa | | -------------------------------- | ----------- | -------------------------------------------------- | ------------ | ------------ | ----- | | course\_12a11173d0eeb112e4c36ee0 | FOODSCI 799 | PRACTICUM IN FOOD SCIENCE TEACHING | 1 | 3 | | | course\_337367cf50403b19c84bbf42 | FOODSCI 330 | DAIRY PRODUCTS EVALUATION | 1 | 1 | 3.882 | | course\_396742ddbb52eef1b44492da | FOODSCI 299 | INDEPENDENT STUDY | 1 | 3 | 4 | | course\_45e4551e35b1c62cf6b1b07b | FOODSCI 699 | SPECIAL PROBLEMS | 1 | 3 | 4 | | course\_9a5fac10f94a5dc058fd4363 | FOODSCI 301 | INTRODUCTION TO THE SCIENCE AND TECHNOLOGY OF FOOD | 3 | 3 | 2.972 | | course\_e801af518c112499c2401fcd | FOODSCI 532 | INTEGRATED FOOD MANUFACTURING | 4 | 4 | 2.952 | | course\_f7010d6b7c027df8440eece9 | FOODSCI 440 | PRINCIPLES OF FOOD ENGINEERING | 3 | 3 | 3.01 | ### revision e243353dcb7d79b7247ced91d69443ef4c2a6349 ### instructor url /instructors/ARNOLDO\_LOPEZ-HERNANDEZ ## history | term | course\_uid | course\_id | title | | ---- | -------------------------------- | ----------- | -------------------------------------------------- | | 1272 | course\_396742ddbb52eef1b44492da | FOODSCI 299 | INDEPENDENT STUDY | | 1272 | course\_9a5fac10f94a5dc058fd4363 | FOODSCI 301 | INTRODUCTION TO THE SCIENCE AND TECHNOLOGY OF FOOD | | 1272 | course\_337367cf50403b19c84bbf42 | FOODSCI 330 | DAIRY PRODUCTS EVALUATION | | 1272 | course\_f7010d6b7c027df8440eece9 | FOODSCI 440 | PRINCIPLES OF FOOD ENGINEERING | | 1272 | course\_e801af518c112499c2401fcd | FOODSCI 532 | INTEGRATED FOOD MANUFACTURING | | 1272 | course\_45e4551e35b1c62cf6b1b07b | FOODSCI 699 | SPECIAL PROBLEMS | | 1272 | course\_12a11173d0eeb112e4c36ee0 | FOODSCI 799 | PRACTICUM IN FOOD SCIENCE TEACHING | ## timeline | term | courses | | ---- | ------- | | 1272 | 7 | ## term 1272 ## courses ```json [ { "course_uid": "course_396742ddbb52eef1b44492da", "course_id": "FOODSCI 299", "title": "INDEPENDENT STUDY", "credits_min": 1, "credits_max": 3, "gpa": 4, "badges": [], "description": "FOODSCI 299 is an independent study course allowing students to conduct research in Food Science under faculty guidance.", "discovery": { "term": "1272", "offered": true, "history": { "counts": [ 0, 0, 0, 0, 0, 0, 0 ], "count": 0, "gpa": null, "topShare": null }, "instructors": [ { "course_uid": "course_396742ddbb52eef1b44492da", "uid": "instructor_fba62285970970cfe62b68ca", "name": "Victor Ujor", "quality": 3.781532530496905, "quality_count": 2, "instructor_url": "/instructors/VICTOR_UJOR" }, { "course_uid": "course_396742ddbb52eef1b44492da", "uid": "instructor_90fc6c2d06f224004e76bc27", "name": "Arnoldo Lopez-Hernandez", "quality": 3.739790522364397, "quality_count": 10, "instructor_url": "/instructors/ARNOLDO_LOPEZ-HERNANDEZ" }, { "course_uid": "course_396742ddbb52eef1b44492da", "uid": "instructor_ac4b454726129abb2eceafde", "name": "Bradley Bolling", "quality": null, "quality_count": null, "instructor_url": "/instructors/BRADLEY_BOLLING" }, { "course_uid": "course_396742ddbb52eef1b44492da", "uid": "instructor_0e19802a2dead7821de860a2", "name": "Gulustan Ozturk", "quality": null, "quality_count": null, "instructor_url": "/instructors/GULUSTAN_OZTURK" }, { "course_uid": "course_396742ddbb52eef1b44492da", "uid": "instructor_bb867bdabd2f7188117bfbf3", "name": "J.P. 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Reviewers highlight his funny demeanor and the interesting nature of the course material." }, "reviewFiles": [ "/data/e243353dcb7d79b7247ced91d69443ef4c2a6349/reviews/course_9a5fac10f94a5dc058fd4363-0.json" ] } }, { "course_uid": "course_337367cf50403b19c84bbf42", "course_id": "FOODSCI 330", "title": "DAIRY PRODUCTS EVALUATION", "credits_min": 1, "credits_max": 1, "gpa": 3.882, "badges": [], "description": "FOODSCI 330 introduces sensory analysis of dairy and dairy-alternative products through mentored training.", "discovery": { "term": "1272", "offered": true, "history": { "counts": [ 14, 2, 1, 0, 0, 0, 0 ], "count": 17, "gpa": 3.8823529411764706, "topShare": 94.11764705882352, "firstTerm": "1262", "lastTerm": "1262" }, "instructors": [ { "course_uid": "course_337367cf50403b19c84bbf42", "uid": "instructor_90fc6c2d06f224004e76bc27", "name": "Arnoldo Lopez-Hernandez", "quality": 3.739790522364397, "quality_count": 10, "instructor_url": "/instructors/ARNOLDO_LOPEZ-HERNANDEZ" } ], "instructorHistory": { "counts": [ 0, 0, 0, 0, 0, 0, 0 ], "count": 0, "gpa": null, "topShare": null }, "courseComparison": { "counts": [ 0, 0, 0, 0, 0, 0, 0 ], "count": 0, "gpa": null, "topShare": null }, "claim": null, "reviewFiles": [] } }, { "course_uid": "course_f7010d6b7c027df8440eece9", "course_id": "FOODSCI 440", "title": "PRINCIPLES OF FOOD ENGINEERING", "credits_min": 3, "credits_max": 3, "gpa": 3.01, "badges": [ { "id": "lecture-size", "label": "Small lectures", "tone": "neutral", "evidence": "Fall 2026: median 21 enrolled students across 1 recorded lecture section. 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Enrollment at scan time, not capacity or typical historical attendance.", "sources": [ { "label": "Sections and enrollment", "href": "/courses/FOODSCI_440#schedule" } ] } ], "description": "Principles of Food Engineering applies engineering principles to analyze food process operations including heat and mass transfer.", "discovery": { "term": "1272", "offered": true, "history": { "counts": [ 8, 11, 18, 14, 11, 10, 3 ], "count": 75, "gpa": 2.5533333333333332, "topShare": 25.333333333333336, "firstTerm": "1232", "lastTerm": "1262" }, "instructors": [ { "course_uid": "course_f7010d6b7c027df8440eece9", "uid": "instructor_90fc6c2d06f224004e76bc27", "name": "Arnoldo Lopez-Hernandez", "quality": 3.739790522364397, "quality_count": 10, "instructor_url": "/instructors/ARNOLDO_LOPEZ-HERNANDEZ" } ], "instructorHistory": { "counts": [ 0, 0, 0, 0, 0, 0, 0 ], "count": 0, "gpa": null, "topShare": null }, "courseComparison": { "counts": [ 0, 0, 0, 0, 0, 0, 0 ], "count": 0, "gpa": null, "topShare": null }, "claim": { "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." }, "reviewFiles": [ "/data/e243353dcb7d79b7247ced91d69443ef4c2a6349/reviews/course_f7010d6b7c027df8440eece9-0.json" ] } }, { "course_uid": "course_e801af518c112499c2401fcd", "course_id": "FOODSCI 532", "title": "INTEGRATED FOOD MANUFACTURING", "credits_min": 4, "credits_max": 4, "gpa": 2.952, "badges": [ { "id": "lecture-size", "label": "Small lectures", "tone": "neutral", "evidence": "Fall 2026: median 26 enrolled students across 1 recorded lecture section. Small means 30 or fewer; large means 100 or more. 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He's tough but funny and cares about his students. Class has a lot of material, but it's interesting and the labs are fun! Exams are hard, but if you review all the lecture material you should do fine. He grades harshly at first, but you'll understand what he's looking for by the middle of the semester. ", "source_url": "https://www.ratemyprofessors.com/professor/2745372", "quality_rating": 4, "difficulty_rating": 4 }, { "observed_at": "2026-09-07 16:54:11.557570+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTM4Mjg4MzU3", "source_instructor_id": "rmp:2745372", "instructor_name": "Arnoldo Lopez-Hernandez", "course_label": "FOODSCI301", "course_id": "FOODSCI 301", "course_uid": "course_9a5fac10f94a5dc058fd4363", "review_date": "2023-10-19 02:45:42 +0000 UTC", "comment": "The worst professor on campus. Has a huge ego and refuses to accept help when he clearly needs it.", "source_url": "https://www.ratemyprofessors.com/professor/2745372", "quality_rating": 1, "difficulty_rating": 5 }, { "observed_at": "2026-09-07 16:54:11.557570+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTM4MjM2MTU4", "source_instructor_id": "rmp:2745372", "instructor_name": "Arnoldo Lopez-Hernandez", "course_label": "FOODSCI440", "course_id": "FOODSCI 440", "course_uid": "course_f7010d6b7c027df8440eece9", "review_date": "2023-09-26 18:54:15 +0000 UTC", "comment": "the GOAT", "source_url": "https://www.ratemyprofessors.com/professor/2745372", "quality_rating": 5, "difficulty_rating": 3 }, { "observed_at": "2026-09-07 16:54:11.557570+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTM4MTE3MjI2", "source_instructor_id": "rmp:2745372", "instructor_name": "Arnoldo Lopez-Hernandez", "course_label": "FOODSCI412", "course_id": "FOODSCI 412", "course_uid": "course_626ddc252a91e9eb5917df7d", "review_date": "2023-07-22 21:45:42 +0000 UTC", "comment": "Arnoldo is hilarious and incredibly caring and understanding of the students. He does have very high expectations for grading, but is incredibly accessible outside of class for homework/lab help (or just to talk about life). My biggest complaint is he can be a bit disorganized on the account of him teaching several classes.", "source_url": "https://www.ratemyprofessors.com/professor/2745372", "quality_rating": 5, "difficulty_rating": 4 }, { "observed_at": "2026-09-07 16:54:11.557570+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTM3Nzc1NDgy", "source_instructor_id": "rmp:2745372", "instructor_name": "Arnoldo Lopez-Hernandez", "course_label": "FOODSCI440", "course_id": "FOODSCI 440", "course_uid": "course_f7010d6b7c027df8440eece9", "review_date": "2023-05-01 16:57:34 +0000 UTC", "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. ", "source_url": "https://www.ratemyprofessors.com/professor/2745372", "quality_rating": 5, "difficulty_rating": 4 }, { "observed_at": "2026-09-07 16:54:11.557570+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTM3MzQyMDA1", "source_instructor_id": "rmp:2745372", "instructor_name": "Arnoldo Lopez-Hernandez", "course_label": "FOODSCI440", "course_id": "FOODSCI 440", "course_uid": "course_f7010d6b7c027df8440eece9", "review_date": "2023-01-17 03:43:23 +0000 UTC", "comment": "Exams are 2-3 hours and grading criteria is strict. Lacks student-teacher transparency. ", "source_url": "https://www.ratemyprofessors.com/professor/2745372", "quality_rating": 1, "difficulty_rating": 5 } ] ``` ### total 10 ### page 1 ### courses | course\_uid | course\_id | | -------------------------------- | ----------- | | course\_9a5fac10f94a5dc058fd4363 | FOODSCI 301 | | course\_626ddc252a91e9eb5917df7d | FOODSCI 412 | | course\_f7010d6b7c027df8440eece9 | FOODSCI 440 | ### matched true ## social Image true