Anthony E. Lang MD, with FRCPC was trained in Medicine and Neurology at the University of Toronto. He subsequently completed a clinical research fellowship with Professor C.D. Marsden at King's College Hospital and the Institute of Psychiatry in London England. Following this, in 1982 he returned to Toronto where he subsequently developed the Movement Disorders Clinic at the Toronto Western Hospital (TWH). He is currently professor in the Department of Medicine (Neurology) at the University of Toronto, director of the Morton and Gloria Shulman Movement Disorders Clinic at TWH, the Jack Clark Chair for Parkinson's Disease Research at the University of Toronto, the Lily Safra Chair in Movement Disorders at the University Health Network in Toronto, Ontario, Canada, director of the University Health Network and the University of Toronto Edmond J. Safra Program in Parkinson's Disease and is the director of the Division of Neurology at the University of Toronto. His research has involved all aspects of Parkinson's disease and other movement disorders with over 550 peer-reviewed publications in leading medical journals. He was one of the founding members of the Parkinson Study Group as well as the international Movement Disorder Society and has served on the executives of both groups. Dr. Lang is currently the co-Editor-in-Chief of the journal Movement Disorders.