Dr. Plewes is Professor Emeritus from the Department of Medical Biophysics of the University of Toronto. He received his training in physics and biophysics at the Universities of Waterloo and Toronto. He has conducted research in x-ray, CT, ultrasound, and magnetic resonance imaging with clinical applications related to cardiovascular disease and cancer. Together with his students, he has published widely on the subject and holds numerous patents related to medical imaging. His work blends basic and applied research which proceeds to clinical trial, clinical integration and commercialization. Dr. Plewes was involved in the early development of digital mammography and MRI technologies for improved breast cancer screening. He co-lead a pivotal breast cancer screening trial that lead to the launch of high-risk breast MRI screening through the Ontario Breast Screening Program. Dr. Plewes and members of his group founded Sentinelle Medical to manufacture and distribute advanced breast MRI technology. Dr. Plewes sits on the boards on Harmonic Medical, Cimtec and is a co-founder of Innovere Medical.