{"schema_version":1,"url":"https://uwcourses.com/instructors/YONG-GEUN_OH","title":"YONG-GEUN OH — Courses & Reviews | UW–Madison","dataset":{"search_projection":{"version":1,"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"]},"revision":"b68f68efcd3387a01fee00416f57beb6d43f3bcb","repository":"twangodev/uwcourses","schema_version":6,"importer_version":"8","projection_id":"84ef894187d6e25cdc7581be1fb1349a5254613f3a20ecbb5eb766fbfcb3e68b","observed_at":"2026-09-07T15:55:43.033547+00:00","built_at":"2026-10-04T15:23:21.818911+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":"AAE","count":90},{"subject":"ABT","count":20},{"subject":"ACCTIS","count":36},{"subject":"ACTSCI","count":14},{"subject":"AFAERO","count":10},{"subject":"AFRICAN","count":87},{"subject":"AFROAMER","count":71},{"subject":"AGROECOL","count":21},{"subject":"AMERIND","count":53},{"subject":"ANAT&PHY","count":7},{"subject":"ANATOMY","count":2},{"subject":"ANESTHES","count":8},{"subject":"ANSCI","count":57},{"subject":"ANTHRO","count":95},{"subject":"ART","count":125},{"subject":"ARTED","count":10},{"subject":"ARTHIST","count":121},{"subject":"ASIALANG","count":129},{"subject":"ASIAN","count":109},{"subject":"ASIANAM","count":28},{"subject":"ASTRON","count":38},{"subject":"ATMOCN","count":69},{"subject":"BIOCHEM","count":51},{"subject":"BIOCORE","count":10},{"subject":"BIOLOGY","count":14},{"subject":"BIOMDSCI","count":18},{"subject":"BME","count":66},{"subject":"BMI","count":41},{"subject":"BMOLCHEM","count":10},{"subject":"BOTANY","count":69},{"subject":"BSE","count":44},{"subject":"C&ESOC","count":73},{"subject":"CBE","count":48},{"subject":"CHEM","count":101},{"subject":"CHICLA","count":52},{"subject":"CIVENGR","count":133},{"subject":"CLASSICS","count":47},{"subject":"CNP","count":10},{"subject":"CNSRSCI","count":50},{"subject":"COMARTS","count":137},{"subject":"COMPBIO","count":15},{"subject":"COMPLIT","count":11},{"subject":"COMPSCI","count":138},{"subject":"COUNPSY","count":78},{"subject":"CRB","count":19},{"subject":"CS&D","count":71},{"subject":"CSCS","count":40},{"subject":"CURRIC","count":193},{"subject":"DANCE","count":93},{"subject":"DERM","count":8},{"subject":"DS","count":88},{"subject":"DYSCI","count":35},{"subject":"ECE","count":155},{"subject":"ECON","count":145},{"subject":"EDPOL","count":114},{"subject":"EDPSYCH","count":97},{"subject":"ELPA","count":70},{"subject":"EMA","count":53},{"subject":"EMERMED","count":17},{"subject":"ENGL","count":206},{"subject":"ENTOM","count":40},{"subject":"ENVIRST","count":148},{"subject":"EP","count":15},{"subject":"EPD","count":67},{"subject":"ESL","count":16},{"subject":"F&WECOL","count":60},{"subject":"FAMMED","count":22},{"subject":"FINANCE","count":50},{"subject":"FOLKLORE","count":40},{"subject":"FOODSCI","count":43},{"subject":"FRENCH","count":63},{"subject":"GEN&WS","count":145},{"subject":"GENBUS","count":72},{"subject":"GENECSLR","count":17},{"subject":"GENETICS","count":60},{"subject":"GEOG","count":113},{"subject":"GEOSCI","count":83},{"subject":"GERMAN","count":82},{"subject":"GLE","count":48},{"subject":"GNS","count":38},{"subject":"GREEK","count":27},{"subject":"HDFS","count":41},{"subject":"HEBR-BIB","count":13},{"subject":"HEBR-MOD","count":10},{"subject":"HISTORY","count":233},{"subject":"HISTSCI","count":56},{"subject":"HONCOL","count":13},{"subject":"ILS","count":43},{"subject":"INFOSYS","count":9},{"subject":"INTEGART","count":7},{"subject":"INTEGSCI","count":22},{"subject":"INTER-AG","count":18},{"subject":"INTER-HE","count":11},{"subject":"INTER-LS","count":22},{"subject":"INTEREGR","count":16},{"subject":"INTLBUS","count":21},{"subject":"INTLST","count":50},{"subject":"ISYE","count":83},{"subject":"ITALIAN","count":53},{"subject":"JEWISH","count":56},{"subject":"JOURN","count":88},{"subject":"KINES","count":128},{"subject":"LACIS","count":26},{"subject":"LANDARC","count":61},{"subject":"LATIN","count":24},{"subject":"LAW","count":120},{"subject":"LEGALST","count":48},{"subject":"LINGUIS","count":35},{"subject":"LIS","count":89},{"subject":"LITTRANS","count":78},{"subject":"LSC","count":52},{"subject":"M&ENVTOX","count":7},{"subject":"MARKETNG","count":62},{"subject":"MATH","count":153},{"subject":"MDGENET","count":8},{"subject":"ME","count":130},{"subject":"MEDHIST","count":43},{"subject":"MEDICINE","count":60},{"subject":"MEDIEVAL","count":32},{"subject":"MEDPHYS","count":39},{"subject":"MEDSC-M","count":29},{"subject":"MEDSC-V","count":41},{"subject":"MHR","count":68},{"subject":"MICROBIO","count":45},{"subject":"MILSCI","count":16},{"subject":"MM&I","count":22},{"subject":"MOLBIOL","count":6},{"subject":"MS&E","count":59},{"subject":"MUSIC","count":165},{"subject":"MUSPERF","count":126},{"subject":"NAVSCI","count":20},{"subject":"NE","count":44},{"subject":"NEURODPT","count":11},{"subject":"NEUROL","count":7},{"subject":"NEURSURG","count":4},{"subject":"NTP","count":11},{"subject":"NURSING","count":111},{"subject":"NUTRSCI","count":65},{"subject":"OBS&GYN","count":18},{"subject":"OCCTHER","count":39},{"subject":"ONCOLOGY","count":14},{"subject":"OPHTHALM","count":5},{"subject":"OTM","count":43},{"subject":"PATH","count":34},{"subject":"PATH-BIO","count":29},{"subject":"PEDIAT","count":26},{"subject":"PHARMACY","count":31},{"subject":"PHILOS","count":77},{"subject":"PHMCOL-M","count":11},{"subject":"PHMPRAC","count":45},{"subject":"PHMSCI","count":60},{"subject":"PHYASST","count":37},{"subject":"PHYSICS","count":88},{"subject":"PHYSIOL","count":3},{"subject":"PHYTHER","count":37},{"subject":"PLANTSCI","count":52},{"subject":"PLPATH","count":35},{"subject":"POLISCI","count":192},{"subject":"POPHLTH","count":58},{"subject":"PORTUG","count":33},{"subject":"PSYCH","count":101},{"subject":"PSYCHIAT","count":22},{"subject":"PUBAFFR","count":54},{"subject":"PUBLHLTH","count":23},{"subject":"RADIOL","count":11},{"subject":"REALEST","count":41},{"subject":"RELIGST","count":90},{"subject":"RHABMED","count":9},{"subject":"RMI","count":24},{"subject":"RP&SE","count":102},{"subject":"S&APHM","count":17},{"subject":"SCANDST","count":73},{"subject":"SLAVIC","count":89},{"subject":"SOC","count":149},{"subject":"SOCWORK","count":87},{"subject":"SOILSCI","count":46},{"subject":"SPANISH","count":83},{"subject":"SRMED","count":21},{"subject":"STAT","count":94},{"subject":"STDYABRD","count":52},{"subject":"STS","count":8},{"subject":"SURGERY","count":25},{"subject":"SURGSCI","count":33},{"subject":"THEATRE","count":91},{"subject":"URBRPL","count":60},{"subject":"UROLOGY","count":5},{"subject":"ZOOLOGY","count":89}],"designations":[],"deployed_at":null,"site_commit":null},"data":{"instructor":{"instructor_uid":"instructor_cdee516dd316c178fc57fc60","source":"madgrades","source_instructor_id":"2602131","identity_basis":"source_id","identity_status":"source_identified","name":"YONG-GEUN OH","email":null,"first_observed_at":"2026-09-06 23:14:58.172943+00:00","last_observed_at":"2026-09-07 15:55:43.033547+00:00","ratings":{"review_count":30,"quality":1.57,"difficulty":4.07,"quality_count":30,"difficulty_count":30,"profile_id":"rmp:310368","source_url":"https://www.ratemyprofessors.com/professor/310368","match_basis":"exact_name","observed_at":"2026-09-07 15:57:37.183335+00:00","courses":{"course_6bc496e4640fd08f71e1b041":{"review_count":12,"quality":1.58,"difficulty":4.08,"quality_count":12,"difficulty_count":12},"course_7d3f055b392d74c588d35d0b":{"review_count":1,"quality":2,"difficulty":4,"quality_count":1,"difficulty_count":1},"course_8634dde81cc95f6c58014087":{"review_count":12,"quality":1.5,"difficulty":4.25,"quality_count":12,"difficulty_count":12}},"bayesian_quality":2.405874313418638,"prior_mean":3.6596857835465957,"prior_weight":20},"grade_statistics":{"gpa":2.557,"graded":851,"counts":[214,62,144,68,203,95,65],"sections":23},"current":false,"courses":[],"revision":"b68f68efcd3387a01fee00416f57beb6d43f3bcb","instructor_url":"/instructors/YONG-GEUN_OH"},"history":[{"term":"1134","course_uid":"course_c1a73ebc105c65d7c9e8a04d","course_id":"MATH 856","title":"TOPICS IN DIFFERENTIAL TOPOLOGY"},{"term":"1132","course_uid":"course_6bc496e4640fd08f71e1b041","course_id":"MATH 222","title":"CALCULUS AND ANALYTIC GEOMETRY 2"},{"term":"1132","course_uid":"course_963da18c52ee0091bf4904b6","course_id":"MATH 761","title":"DIFFERENTIABLE MANIFOLDS"},{"term":"1124","course_uid":"course_01a16b5311010cfe0f48754c","course_id":"MATH 990","title":"READING AND RESEARCH"},{"term":"1122","course_uid":"course_eec4aae06b946a73f1878be4","course_id":"MATH 340","title":"ELEMENTARY MATRIX AND LINEAR ALGEBRA"},{"term":"1122","course_uid":"course_f5b6bdfc443b676b16f5eb9d","course_id":"MATH 751","title":"INTRODUCTORY TOPOLOGY I"},{"term":"1122","course_uid":"course_01a16b5311010cfe0f48754c","course_id":"MATH 990","title":"READING AND RESEARCH"},{"term":"1114","course_uid":"course_8634dde81cc95f6c58014087","course_id":"MATH 234","title":"CALCULUS--FUNCTIONS OF SEVERAL VARIABLES"},{"term":"1114","course_uid":"course_7d3f055b392d74c588d35d0b","course_id":"MATH 551","title":"POINT-SET TOPOLOGY"},{"term":"1114","course_uid":"course_01a16b5311010cfe0f48754c","course_id":"MATH 990","title":"READING AND RESEARCH"},{"term":"1112","course_uid":"course_c1a73ebc105c65d7c9e8a04d","course_id":"MATH 856","title":"TOPICS IN DIFFERENTIAL TOPOLOGY"},{"term":"1104","course_uid":"course_8634dde81cc95f6c58014087","course_id":"MATH 234","title":"CALCULUS--FUNCTIONS OF SEVERAL VARIABLES"},{"term":"1104","course_uid":"course_01a16b5311010cfe0f48754c","course_id":"MATH 990","title":"READING AND RESEARCH"},{"term":"1102","course_uid":"course_01a16b5311010cfe0f48754c","course_id":"MATH 990","title":"READING AND RESEARCH"},{"term":"1094","course_uid":"course_fa3b15a40107ce508eaf4a5e","course_id":"MATH 752","title":"INTRODUCTORY TOPOLOGY II"},{"term":"1092","course_uid":"course_eec4aae06b946a73f1878be4","course_id":"MATH 340","title":"ELEMENTARY MATRIX AND LINEAR ALGEBRA"},{"term":"1092","course_uid":"course_01a16b5311010cfe0f48754c","course_id":"MATH 990","title":"READING AND RESEARCH"},{"term":"1084","course_uid":"course_01a16b5311010cfe0f48754c","course_id":"MATH 990","title":"READING AND RESEARCH"},{"term":"1082","course_uid":"course_c1a73ebc105c65d7c9e8a04d","course_id":"MATH 856","title":"TOPICS IN DIFFERENTIAL TOPOLOGY"},{"term":"1082","course_uid":"course_01a16b5311010cfe0f48754c","course_id":"MATH 990","title":"READING AND RESEARCH"},{"term":"1074","course_uid":"course_8634dde81cc95f6c58014087","course_id":"MATH 234","title":"CALCULUS--FUNCTIONS OF SEVERAL VARIABLES"},{"term":"1074","course_uid":"course_c1a73ebc105c65d7c9e8a04d","course_id":"MATH 856","title":"TOPICS IN DIFFERENTIAL TOPOLOGY"},{"term":"1072","course_uid":"course_5bc89cfc8ad4607cd7bfe46a","course_id":"MATH 951","title":"SEMINAR IN TOPOLOGY"}],"timeline":[{"term":"1072","courses":1},{"term":"1074","courses":2},{"term":"1082","courses":2},{"term":"1084","courses":1},{"term":"1092","courses":2},{"term":"1094","courses":1},{"term":"1102","courses":1},{"term":"1104","courses":2},{"term":"1112","courses":1},{"term":"1114","courses":3},{"term":"1122","courses":3},{"term":"1124","courses":1},{"term":"1132","courses":2},{"term":"1134","courses":1}],"term":"1272","courses":[],"reviews":{"items":[{"observed_at":"2026-09-07 15:57:37.183335+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTIyODkyMDA1","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2014-03-06 19:43:57 +0000 UTC","comment":"Lectures weren't super useful, but it was still interesting sometimes if you could get over his accent. Textbook (I took the class before the switch to packets) was very useful and taught me everything.  I recommend getting it anyways (Thomas' Calculus). Exams were identical to practice exams.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":2,"difficulty_rating":2},{"observed_at":"2026-09-07 15:57:37.183335+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTIxMjc2OTgz","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2013-01-19 10:19:51 +0000 UTC","comment":"Most certainly the worst professor I've ever had. I went to lecture the first two months but gave up after the first midterm. I actually did better teaching myself with the text book and watching online videos. If you have a choice, pick a different professor. You may think all the reviews are from jaded students, think again. This guy is bad news.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":1,"difficulty_rating":4},{"observed_at":"2026-09-07 15:57:37.183335+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTIxMjcxMjg2","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2013-01-17 14:43:34 +0000 UTC","comment":"Definitely the worst professor I've ever had. Lectures are very difficult to understand because he makes so many mistakes (TAs always had to correct him) and he goes on tangents quite often. (no pun intended) If you have the option, take someone else. If you don't have a choice, then skip lecture and read the book or work on problems with a tutor.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":1,"difficulty_rating":5},{"observed_at":"2026-09-07 15:57:37.183335+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTIxMTM4MDUx","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2012-12-20 15:07:47 +0000 UTC","comment":"Smart professor, but possibly too smart for this level of course. Received corrections multiple times during lecture because he was unsure what he was talking about. He also only taught at a level he could comprehend, not something that everyone could comprehend. The TA's provided for the discussions were either knowledgeable or dry teachers.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":2,"difficulty_rating":4},{"observed_at":"2026-09-07 15:57:37.183335+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTIxMTM4MDM4","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2012-12-20 15:06:43 +0000 UTC","comment":"Smart professor, but possibly too smart for this level of course. Received corrections multiple times during lecture because he was unsure what he was talking about. He also only taught at a level he could comprehend, not something that everyone could comprehend.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":2,"difficulty_rating":4},{"observed_at":"2026-09-07 15:57:37.183335+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTIwNzgwMzQ5","source_instructor_id":"rmp:310368","instructor_name":"Yong-Geun Oh","course_label":"MATH222","course_id":"MATH 222","course_uid":"course_6bc496e4640fd08f71e1b041","review_date":"2012-11-05 16:05:34 +0000 UTC","comment":"If I could give a rating of zero, I would give Professor Oh that rating. Math was one of my favorite classes in high school but not any more. Oh's class is impossible. He is without doubt a smart guy. He just has no idea how to teach. His class is way more challenging than it should be simply because e is a horrible instructor.","source_url":"https://www.ratemyprofessors.com/professor/310368","quality_rating":1,"difficulty_rating":5}],"total":30,"page":1,"courses":[{"course_uid":"course_6bc496e4640fd08f71e1b041","course_id":"MATH 222"},{"course_uid":"course_8634dde81cc95f6c58014087","course_id":"MATH 234"},{"course_uid":"course_7d3f055b392d74c588d35d0b","course_id":"MATH 551"}],"matched":true},"socialImage":false}}