Mark Downing is head of Infectious Diseases and the medical lead for Infection Control/Antimicrobial Stewardship at Saint Joseph’s Health Centre, part of Unity Health Toronto. He completed a medical degree at Dalhousie University, internal medicine residency at the University of Ottawa and a fellowship in Infectious Diseases at the University of Toronto. He is also a graduate of the Advanced Health Leadership Program at the Rotman School of Management. His passion is building excellence in the prevention and management of infections through quality innovation.