Jack Hirsh MD, DSc
Emeritus Professor, Department of Medicine, McMaster University, Hamilton, Ontario, CanadaDr. Jack Hirsh is Professor Emeritus in the Division of Hematology and Thromboembolism in the Department of Medicine at McMaster University, Hamilton, Ontario, Canada. Dr. Hirsh is a pioneer of the investigation and standardization of heparin and warfarin, and the management of venous and arterial thromboembolic diseases.