[{"observed_at":"2026-09-07 16:03:28.211098+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM4OTkzOTcy","source_instructor_id":"rmp:2190069","instructor_name":"Sheldon (Xiaodong) Du","course_label":"AAE322","course_id":"AAE 322","course_uid":"course_aeecd730ffbdd7266a34ac0d","review_date":"2024-02-22 19:35:31 +0000 UTC","comment":"Definitely living in his own world, but good intentions when you get to talking to him. ","source_url":"https://www.ratemyprofessors.com/professor/2190069","quality_rating":4.0,"difficulty_rating":3.0},{"observed_at":"2026-09-07 16:03:28.211098+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM2NTYwMTcy","source_instructor_id":"rmp:2190069","instructor_name":"Sheldon (Xiaodong) Du","course_label":"AAE322","course_id":"AAE 322","course_uid":"course_aeecd730ffbdd7266a34ac0d","review_date":"2022-08-03 17:25:15 +0000 UTC","comment":"I do not think the exam is fair. It is largely the same as in previous years. It is not fair for students who do not have friends taken this course.","source_url":"https://www.ratemyprofessors.com/professor/2190069","quality_rating":1.0,"difficulty_rating":3.0},{"observed_at":"2026-09-07 16:03:28.211098+00:00","run_id":"20260907T155543-ce3781c4","source_review_id":"UmF0aW5nLTM2MDkwNjY1","source_instructor_id":"rmp:2190069","instructor_name":"Sheldon (Xiaodong) Du","course_label":"AAE322","course_id":"AAE 322","course_uid":"course_aeecd730ffbdd7266a34ac0d","review_date":"2022-04-17 18:33:46 +0000 UTC","comment":"somewhat boring","source_url":"https://www.ratemyprofessors.com/professor/2190069","quality_rating":3.0,"difficulty_rating":4.0}]