Health services delivery, pre-hospital/emergency care, acute care, public and population health, outcomes research.
- Senior scientist, Evaluative Clinical Sciences, Trauma, Emergency & Critical Care Research Program, Sunnybrook Research Institute
- Staff Emergency Physician, Sunnybrook Health Sciences Centre
- President and CEO, Institute for Clinical Evaluative Sciences
- Senior Scientist, Institute for Clinical Evaluative Sciences
- Professor, Department of Medicine, University of Toronto