Math54, chem4a, physics7a profs

anyone who had wehrheim for math54, saykally/xu for chem4a or stahler for physics7a in the past? how were the profs and the class should i be worried lol

Have you checked out the reviews on Rate My Professor? Wehrheim has 2.8 out of 5.0. Saykally has 3.3 and Stahler has 3.7.