Dr. Hannah Wunsch is an intensivist in the Department of Critical Care Medicine at Sunnybrook Hospital and Professor in the Department of Anesthesia and the Interdepartmental Division of Critical Care at the University of Toronto. She is also the Associate Director of Critical Care Research at the University of Toronto and an Associate Editor of the American Journal of Respiratory and Critical Care Medicine. Dr Wunsch’s research focuses on the organization, and delivery of critical care services, with a particular focus on international comparisons of critical care, use of large databases to understand resource utilization, and pharmaco-epidemiology.