Rita Cossa Rita Cossa is a faculty member at the DeGroote School of Business at McMaster University, where she teaches the undergraduate introduction to business and marketing courses. Teaching highlights include a nomination to TVOntario's Best Lecturer Copetition and notations in the Maclean's Guide to Universities as a Popular Prof for Marketing. She has authored various instructor and student supplements, including two marketing study guides. Prior to the completion of her MBA, Rita held several management-level positions in the financial services industry. Read More Read Less