Dr. Matthew Muller is an infectious diseases physician and the Medical Director of Infection Prevention and Control at Unity Health Toronto. He is an Associate Professor at the University of Toronto in the Department of Medicine. His research interests are focused on the epidemiology and previous of hospital-acquired infections including C. difficile, infections due to common antibiotic-resistant organisms and emerging infectious threats such as MERS-CoV and SARS-CoV2. Dr. Muller has a particular interest in hand hygiene measurement and improvement including the use of novel technological approaches to hand hygiene improvement. Dr. Muller chairs the Provincial Infectious Diseases Advisory Committee on Infection Prevention and Control, and is also interested in guideline and policy development with respect to infection prevention for Ontario hospitals.