My research centres on the methods of conducting economic evaluation of health care interventions and I was one of the primary authors of the recent Canadian guidelines for economic evaluation. I have published extensively in this area (>250 peer reviewed articles). I have advised CADTH, Health Canada, the Public Health Agency of Canada and various provincial ministries of health with respect to methodology of economic evaluation and in reimbursement decisions relating to health care interventions. I was a past member of the Canadian Expert Drug Advisory Committee, Ontario Ministry of Health and Long Term Care's Committee to Evaluate Drugs and Drugs for Rare Diseases Working Group. Currently, and I am currently a member of the Health Economics Advisory Group for CADTH. In 2021 I was awarded the Career Acheivement Award from the Soceity of Medical Decision Making.