[{"observed_at":"2026-09-07 16:21:33.808027+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTI0NDc4MTEw","source_instructor_id":"rmp:891655","instructor_name":"Mahesh Mahanthappa","course_label":"CHEM654","course_id":"CHEM 654","course_uid":"course_f6dcecda2dcdae42619e98f8","review_date":"2015-03-19 15:46:42 +0000 UTC","comment":"His lectures are outstanding! However, his in office personality could use a bit of work. He holds high expectations and if you don't meet those expectations, he has a tendency to turn condescending and nasty. The same personality trait holds when asking for help. If your question is a little basic, he gets fairly annoyed fairly fast.","source_url":"https://www.ratemyprofessors.com/professor/891655","quality_rating":3.0,"difficulty_rating":5.0}]