Jeffrey I Weitz is a Professor of Medicine and Biochemistry and Biomedical Sciences at McMaster University and Executive Director of the Thrombosis and Atherosclerosis Research Institute in Hamilton, Canada. Board certified in Internal Medicine, Hematology and Medical Oncology, Dr. Weitz now focuses his clinical work in the area of thrombosis. Dr. Weitz holds the Heart and Stroke Foundation J.F. Mustard Endowed Chair in Cardiovascular Research and the Canada Research Chair in Thrombosis. He has received numerous awards including the Medal in Medicine from the Royal College of Physicians in 1990, the Innovator Award from McMaster University in 2010, and the Special Recognition Award in Thrombosis from the American Heart Association in 2011. He directs a research laboratory that focuses on the biochemistry of blood coagulation and fibrinolysis as it applies to venous and arterial thrombosis.