1. Research Scientist, Suicide Studies Research Unit and the Li Ka Shing Knowledge Institute, St Michael's Hospital, Toronto, Ontario; Associate Professor, Department of Psychiatry, Faculty of Medicine, University of Toronto, Toronto, Ontario; Associate Professor, Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario; Adjunct Scientist, Institute for Clinical Evaluative Sciences, Toronto, Ontario
2. Analyst, Institute for Clinical Evaluative Sciences, Toronto, Ontario
3. Senior Injury Epidemiologist, Injury Section, Health Surveillance and Epidemiology Division, Centre for Chronic Disease Prevention, Public Health Agency of Canada, Ottawa, Ontario