{"schema_version":1,"url":"https://uwcourses.com/instructors/ZHENGYU_LIU","title":"ZHENGYU LIU — Courses & Reviews | UW–Madison","dataset":{"revision":"e243353dcb7d79b7247ced91d69443ef4c2a6349","repository":"twangodev/uwcourses","schema_version":6,"importer_version":"7","projection_id":"85abe9ff8837c2c5a134368dcc4cfc85eb723524b21ddeb3d2e953887d2f0c8f","observed_at":"2026-09-07T15:55:43.033547+00:00","built_at":"2026-09-11T07:45:51.576183+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}],"deployed_at":null,"site_commit":null},"data":{"instructor":{"instructor_uid":"instructor_0544b7b34720b0c1b8c7e27f","source":"madgrades","source_instructor_id":"115977","identity_basis":"source_id","identity_status":"source_identified","name":"ZHENGYU LIU","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":3,"quality":3,"difficulty":1,"quality_count":3,"difficulty_count":3,"profile_id":"rmp:68235","source_url":"https://www.ratemyprofessors.com/professor/68235","match_basis":"exact_name","observed_at":"2026-09-07 15:56:23.347594+00:00","courses":{},"bayesian_quality":3.5736398117796484,"prior_mean":3.6596857835465957,"prior_weight":20},"grade_statistics":{"gpa":3.649,"graded":175,"counts":[91,58,17,5,4,0,0],"sections":46},"current":false,"courses":[],"revision":"e243353dcb7d79b7247ced91d69443ef4c2a6349","instructor_url":"/instructors/ZHENGYU_LIU"},"history":[{"term":"1184","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1182","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1174","course_uid":"course_d3ef3f9e3f3d940e99b8cd48","course_id":"ATMOCN 611","title":"GEOPHYSICAL FLUID DYNAMICS II"},{"term":"1174","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1172","course_uid":"course_f51b2a31f8face395e7875f1","course_id":"ATMOCN 660","title":"INTRODUCTION TO PHYSICAL OCEANOGRAPHY"},{"term":"1172","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1172","course_uid":"course_aeed294557294562ef78f719","course_id":"ATMOCN/BOTANY/ENVIRST/GEOG/GEOSCI/ZOOLOGY 980","title":"EARTH SYSTEM SCIENCE SEMINAR"},{"term":"1164","course_uid":"course_ddb9de6edd930a9989272e84","course_id":"ATMOCN 405","title":"AOS SENIOR CAPSTONE SEMINAR"},{"term":"1164","course_uid":"course_d3ef3f9e3f3d940e99b8cd48","course_id":"ATMOCN 611","title":"GEOPHYSICAL FLUID DYNAMICS II"},{"term":"1164","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1162","course_uid":"course_f51b2a31f8face395e7875f1","course_id":"ATMOCN 660","title":"INTRODUCTION TO PHYSICAL OCEANOGRAPHY"},{"term":"1162","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1154","course_uid":"course_d3ef3f9e3f3d940e99b8cd48","course_id":"ATMOCN 611","title":"GEOPHYSICAL FLUID DYNAMICS II"},{"term":"1154","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1152","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1144","course_uid":"course_ddb9de6edd930a9989272e84","course_id":"ATMOCN 405","title":"AOS SENIOR CAPSTONE SEMINAR"},{"term":"1144","course_uid":"course_d3ef3f9e3f3d940e99b8cd48","course_id":"ATMOCN 611","title":"GEOPHYSICAL FLUID DYNAMICS II"},{"term":"1144","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1142","course_uid":"course_764b56655660d5c60739141d","course_id":"ATMOCN 801","title":"TOPICS IN THEORETICAL METEOROLOGY"},{"term":"1142","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1134","course_uid":"course_d3ef3f9e3f3d940e99b8cd48","course_id":"ATMOCN 611","title":"GEOPHYSICAL FLUID DYNAMICS II"},{"term":"1134","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1132","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1124","course_uid":"course_d3ef3f9e3f3d940e99b8cd48","course_id":"ATMOCN 611","title":"GEOPHYSICAL FLUID DYNAMICS II"},{"term":"1124","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1122","course_uid":"course_764b56655660d5c60739141d","course_id":"ATMOCN 801","title":"TOPICS IN THEORETICAL METEOROLOGY"},{"term":"1122","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1114","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1112","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1104","course_uid":"course_22b5962107b56de390523298","course_id":"ATMOCN 760","title":"LARGE-SCALE OCEAN-ATMOSPHERE COUPLING"},{"term":"1104","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1102","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1094","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1092","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1084","course_uid":"course_d3ef3f9e3f3d940e99b8cd48","course_id":"ATMOCN 611","title":"GEOPHYSICAL FLUID DYNAMICS II"},{"term":"1084","course_uid":"course_9f407c5cf43bcca827ce516c","course_id":"ATMOCN 965","title":"SEMINAR-OCEANOGRAPHY"},{"term":"1084","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1084","course_uid":"course_c1a5e3d17469f3f9da177f19","course_id":"GEOSCI 920","title":"SEMINAR IN GLACIAL AND PLEISTOCENE GEOLOGY"},{"term":"1082","course_uid":"course_9f407c5cf43bcca827ce516c","course_id":"ATMOCN 965","title":"SEMINAR-OCEANOGRAPHY"},{"term":"1082","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1074","course_uid":"course_d3ef3f9e3f3d940e99b8cd48","course_id":"ATMOCN 611","title":"GEOPHYSICAL FLUID DYNAMICS II"},{"term":"1074","course_uid":"course_9f407c5cf43bcca827ce516c","course_id":"ATMOCN 965","title":"SEMINAR-OCEANOGRAPHY"},{"term":"1074","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1072","course_uid":"course_9f407c5cf43bcca827ce516c","course_id":"ATMOCN 965","title":"SEMINAR-OCEANOGRAPHY"},{"term":"1072","course_uid":"course_1a6e6541c931c4eebfe00b31","course_id":"ATMOCN 990","title":"RESEARCH"},{"term":"1072","course_uid":"course_191d356759dc612f02426126","course_id":"ATMOCN/ENVIRST 171","title":"GLOBAL CHANGE: ATMOSPHERIC ISSUES AND PROBLEMS"}],"timeline":[{"term":"1072","courses":3},{"term":"1074","courses":3},{"term":"1082","courses":2},{"term":"1084","courses":4},{"term":"1092","courses":1},{"term":"1094","courses":1},{"term":"1102","courses":1},{"term":"1104","courses":2},{"term":"1112","courses":1},{"term":"1114","courses":1},{"term":"1122","courses":2},{"term":"1124","courses":2},{"term":"1132","courses":1},{"term":"1134","courses":2},{"term":"1142","courses":2},{"term":"1144","courses":3},{"term":"1152","courses":1},{"term":"1154","courses":2},{"term":"1162","courses":2},{"term":"1164","courses":3},{"term":"1172","courses":3},{"term":"1174","courses":2},{"term":"1182","courses":1},{"term":"1184","courses":1}],"term":"1272","courses":[],"reviews":{"items":[{"observed_at":"2026-09-07 15:56:23.347594+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTI0ODE5NTAw","source_instructor_id":"rmp:68235","instructor_name":"Zhengyu Liu","course_label":"AOS528","course_id":null,"course_uid":null,"review_date":"2015-05-13 14:16:52 +0000 UTC","comment":"Very nice guy but difficult to understand and hear at times. Understands when students are not AOS majors and grades accordingly on final project. It would be very difficult to fail this course as he wants students to succeed. Very knowledgeable and important in his field. Better scientist than a lecturer but he tries & is always there to answer ?s","source_url":"https://www.ratemyprofessors.com/professor/68235","quality_rating":4,"difficulty_rating":1},{"observed_at":"2026-09-07 15:56:23.347594+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTEyNTExOTg3","source_instructor_id":"rmp:68235","instructor_name":"Zhengyu Liu","course_label":"AOS171","course_id":null,"course_uid":null,"review_date":"2006-12-03 20:12:32 +0000 UTC","comment":"never went to lectures, never even openned the book, studied 1 hour before exams, got an A and i only have a 1.9 gpa (thank god for anonimity)... so believe me... an EASY A class","source_url":"https://www.ratemyprofessors.com/professor/68235","quality_rating":2,"difficulty_rating":1},{"observed_at":"2026-09-07 15:56:23.347594+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTMzNjA5MjM=","source_instructor_id":"rmp:68235","instructor_name":"Zhengyu Liu","course_label":"AOS171","course_id":null,"course_uid":null,"review_date":"2005-02-15 23:12:12 +0000 UTC","comment":"Easy exams, but lectures were hard to follow.","source_url":"https://www.ratemyprofessors.com/professor/68235","quality_rating":3,"difficulty_rating":1}],"total":3,"page":1,"courses":[],"matched":true},"socialImage":false}}