Dr. McIsaac is a staff family physician in the Granovsky-Gluskin Family Medicine Centre of the Sinai Health and an Associate Professor in the Department of Family and Community Medicine, University of Toronto.  He has a Masters degree in Epidemiology, and his research interests include health services utilization in primary care and the application of clinical decision aids in reducing practice variation.  His recent work has focused on antibiotic utilization and prescribing decisions in primary care.  Together with members of the Antimicrobial Stewardship Program, Dr. McIsaac has developed and is evaluating a community-based ASP program.