He is a Staff Medical Oncologist in the Division of Medical Oncology and the Fellowship Director for the Bras Drug Development Program at the Princess Margaret Cancer Centre. He is the Chair for the Canadian Clinical Trials Group (CCTG) Investigational New Drug (IND) Committee and the Clinical Director for the Cancer Genomics Program at the Princess Margaret Cancer Centre. He is a member of the Steering Committee for the American Association for Cancer Research (AACR) Project Genomics, Evidence, Neoplasia, Information, Exchange (GENIE), an international clinical and genomic data-sharing initiative.