# Mitch Keller — Courses & Reviews | UW–Madison [View on UW Courses](https://uwcourses.com/instructors/MITCH_KELLER) ## 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\_3eeb755915088b19ce4d0e3c ### source enrollment ### source instructor id mtkeller2 ### identity basis netid ### identity status source\_identified ### name Mitch Keller ### email MITCH.KELLER\@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 37 #### quality 2.84 #### difficulty 3.46 #### quality count 37 #### difficulty count 37 #### profile id rmp:2872701 #### source url #### match basis exact\_name #### observed at 2026-09-07 16:16:47.023696+00:00 #### courses ##### course 63c43e7ac8225e2773df74d8 ###### review count 2 ###### quality 2 ###### difficulty 4 ###### quality count 2 ###### difficulty count 2 ##### course 9a1a7bf1933981bcbaca47ac ###### review count 27 ###### quality 2.67 ###### difficulty 3.48 ###### quality count 27 ###### difficulty count 27 ##### course e7b7ff33c37b147a17b2d14d ###### review count 1 ###### quality 5 ###### difficulty 3 ###### quality count 1 ###### difficulty count 1 #### bayesian quality 3.127609046858454 #### prior mean 3.6596857835465957 #### prior weight 20 ### current true ### courses | course\_uid | course\_id | title | credits\_min | credits\_max | gpa | | -------------------------------- | --------------------- | ----------------------------- | ------------ | ------------ | ----- | | course\_63c43e7ac8225e2773df74d8 | COMPSCI/MATH/STAT 475 | INTRODUCTION TO COMBINATORICS | 3 | 3 | 3.101 | ### revision e243353dcb7d79b7247ced91d69443ef4c2a6349 ### instructor url /instructors/MITCH\_KELLER ## history | term | course\_uid | course\_id | title | | ---- | -------------------------------- | --------------------- | ----------------------------- | | 1272 | course\_63c43e7ac8225e2773df74d8 | COMPSCI/MATH/STAT 475 | INTRODUCTION TO COMBINATORICS | ## timeline | term | courses | | ---- | ------- | | 1272 | 1 | ## term 1272 ## courses ```json [ { "course_uid": "course_63c43e7ac8225e2773df74d8", "course_id": "COMPSCI/MATH/STAT 475", "title": "INTRODUCTION TO COMBINATORICS", "credits_min": 3, "credits_max": 3, "gpa": 3.101, "badges": [ { "id": "grade-outcomes", "label": "Lower grades", "tone": "negative", "evidence": "Spring 2026 · latest released grades before Fall 2026: 3.35 GPA across 63 letter grades, versus 3.62 for UW–Madison (1283 courses). Requires a difference of at least 0.20 and 30 letter grades. Historical outcomes, not predicted difficulty.", "sources": [ { "label": "Grade history and sources", "href": "/courses/COMPSCI_MATH_STAT_475#grades" } ] }, { "id": "lecture-size", "label": "Small lectures", "tone": "neutral", "evidence": "Fall 2026: median 6 enrolled students across 8 recorded lecture sections. Small means 30 or fewer; large means 100 or more. Enrollment at scan time, not capacity or typical historical attendance.", "sources": [ { "label": "Sections and enrollment", "href": "/courses/COMPSCI_MATH_STAT_475#schedule" } ] } ], "description": "Introduction to combinatorics covering enumeration, generating functions, graph theory, and matching problems.", "discovery": { "term": "1272", "offered": true, "history": { "counts": [ 356, 111, 219, 89, 121, 29, 18 ], "count": 943, "gpa": 3.1420996818663838, "topShare": 49.52279957582185, "firstTerm": "1224", "lastTerm": "1264" }, "instructors": [ { "course_uid": "course_63c43e7ac8225e2773df74d8", "uid": "instructor_3eeb755915088b19ce4d0e3c", "name": "Mitch Keller", "quality": 3.127609046858454, "quality_count": 37, "instructor_url": "/instructors/MITCH_KELLER" }, { "course_uid": "course_63c43e7ac8225e2773df74d8", "uid": "instructor_6f78a52f7684feaea56867f1", "name": "Paul Terwilliger", "quality": 3.070236477085033, "quality_count": 38, "instructor_url": "/instructors/PAUL_TERWILLIGER" } ], "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": "Mitch Keller", "review_date": "2023-12-19 20:07:49 +0000 UTC", "review_id": "4248010302b4c82698f22dbd", "run_id": "20260907T155543-ce3781c4", "source_instructor_id": "rmp:2872701", "source_review_id": "UmF0aW5nLTM4NzQ1MTIx", "source_url": "https://www.ratemyprofessors.com/professor/2872701", "type": "review" }, { "instructor_name": "Mitch Keller", "review_date": "2026-05-02 18:20:43 +0000 UTC", "review_id": "627bd9a3f4c7d35ab2ec06f2", "run_id": "20260907T155543-ce3781c4", "source_instructor_id": "rmp:2872701", "source_review_id": "UmF0aW5nLTQzMDA0NTcy", "source_url": "https://www.ratemyprofessors.com/professor/2872701", "type": "review" } ], "text": "Mitch Keller is described as a good instructor with great lectures, though one review notes the textbook is poorly written. His grading system is unique and restrictive, requiring full marks on all work or extra credit to achieve an A, otherwise capping the grade at an AB." }, "reviewFiles": [ "/data/e243353dcb7d79b7247ced91d69443ef4c2a6349/reviews/course_63c43e7ac8225e2773df74d8-0.json" ] } } ] ``` ## reviews ### items ```json [ { "observed_at": "2026-09-07 16:16:47.023696+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTQzMDA0NTcy", "source_instructor_id": "rmp:2872701", "instructor_name": "Mitch Keller", "course_label": "MATH475", "course_id": "COMPSCI/MATH/STAT 475", "course_uid": "course_63c43e7ac8225e2773df74d8", "review_date": "2026-05-02 18:20:43 +0000 UTC", "comment": "A poorly written textbook is used a bit, but great lectures somewhat make up for it. The main issue is that he uses a unique grading scale that requires you to either earn mark credit on all tests/assignments, or earn extra credit, for the possibility of an A. Otherwise, the max is an AB.", "source_url": "https://www.ratemyprofessors.com/professor/2872701", "quality_rating": 1, "difficulty_rating": 5 }, { "observed_at": "2026-09-07 16:16:47.023696+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTQyNTI3Mzcx", "source_instructor_id": "rmp:2872701", "instructor_name": "Mitch Keller", "course_label": "CS240", "course_id": "COMPSCI/MATH 240", "course_uid": "course_9a1a7bf1933981bcbaca47ac", "review_date": "2026-01-21 02:30:21 +0000 UTC", "comment": "Mitch made the material very interesting, and the lectures useful with a lot of in class activities.", "source_url": "https://www.ratemyprofessors.com/professor/2872701", "quality_rating": 5, "difficulty_rating": 3 }, { "observed_at": "2026-09-07 16:16:47.023696+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTQxMzg1MzA2", "source_instructor_id": "rmp:2872701", "instructor_name": "Mitch Keller", "course_label": "CS240", "course_id": "COMPSCI/MATH 240", "course_uid": "course_9a1a7bf1933981bcbaca47ac", "review_date": "2025-05-30 19:14:13 +0000 UTC", "comment": "Nice guy, not an amazing prof though. Tests weren't too fun as they were more challenging than the past years with more content we had to know. For the proofs I would advise just watching some YouTube videos. Helped for me. Discussions were lowkey useless so I just stopped going and ended up fine. Also the fake reviews he put are really funny lol", "source_url": "https://www.ratemyprofessors.com/professor/2872701", "quality_rating": 2, "difficulty_rating": 4 }, { "observed_at": "2026-09-07 16:16:47.023696+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTQxMjcyMTQx", "source_instructor_id": "rmp:2872701", "instructor_name": "Mitch Keller", "course_label": "CS240", "course_id": "COMPSCI/MATH 240", "course_uid": "course_9a1a7bf1933981bcbaca47ac", "review_date": "2025-05-19 22:13:00 +0000 UTC", "comment": "Tests are MUCH harder then the practice tests with harder MCQ's, more short answer problems, and harder proofs. He did have some nice policies like recording lectures, letting the final replace your lowest test score, and giving info on what would be on the final. Disc wkst's have like 5 useful problems and rest are way too difficult/irrelevant.", "source_url": "https://www.ratemyprofessors.com/professor/2872701", "quality_rating": 2, "difficulty_rating": 4 }, { "observed_at": "2026-09-07 16:16:47.023696+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTQxMTQ5NDU5", "source_instructor_id": "rmp:2872701", "instructor_name": "Mitch Keller", "course_label": "CS240", "course_id": "COMPSCI/MATH 240", "course_uid": "course_9a1a7bf1933981bcbaca47ac", "review_date": "2025-05-17 18:38:23 +0000 UTC", "comment": "The reviews here are a little bit harsh. I thought that he was a solid professor. He did a decent job of teaching the material and made it engaging. It also helps that he posts his lectures for people who weren't in class. That being said, I found that the exams were much harder than the TWO exams from previous years that he gave us to study.", "source_url": "https://www.ratemyprofessors.com/professor/2872701", "quality_rating": 3, "difficulty_rating": 5 }, { "observed_at": "2026-09-07 16:16:47.023696+00:00", "run_id": "20260907T155543-ce3781c4", "source_review_id": "UmF0aW5nLTQxMzA3MTc0", "source_instructor_id": "rmp:2872701", "instructor_name": "Mitch Keller", "course_label": "CS240", "course_id": "COMPSCI/MATH 240", "course_uid": "course_9a1a7bf1933981bcbaca47ac", "review_date": "2025-05-16 22:26:08 +0000 UTC", "comment": "Prof. Keller made Discrete Math make sense. Good lecturer and homeworks are not that hard. Tests are marathons but if you study and do the practice tests and pay attention in class you should be fine.", "source_url": "https://www.ratemyprofessors.com/professor/2872701", "quality_rating": 5, "difficulty_rating": 3 } ] ``` ### total 37 ### page 1 ### courses | course\_uid | course\_id | | -------------------------------- | --------------------- | | course\_9a1a7bf1933981bcbaca47ac | COMPSCI/MATH 240 | | course\_63c43e7ac8225e2773df74d8 | COMPSCI/MATH/STAT 475 | | course\_e7b7ff33c37b147a17b2d14d | MATH 467 | ### matched true ## social Image true