Dr. Simpson’s primary non-clinical professional interest is health policy – particularly access to care, seniors’ care, wait times and medical fitness to drive. He served as the chair of the Wait Time Alliance (WTA) – a federation of 17 medical specialty societies and the Canadian Medical Association (CMA) – and is a past chair of the Canadian Cardiovascular Society’s (CCS) Standing Committee on Health Policy and Advocacy. He has served on the Cardiac Care Network of Ontario (CorHealth) Board of Directors, is a past member of the CCS executive and a former governor of the American College of Cardiology. He served as the Canadian representative at the World Medical Association. He currently serves as chair of Ontario Health’s Quality Standards Committee.