1. All authors are with the University of Ottawa, Ontario, Canada. Warren J. Cheung, MD, MMEd, FRCPC, is Assistant Professor, Department of Emergency Medicine; Nancy Dudek, MD, MEd, FRCPC, is Associate Professor, Division of Physical Medicine & Rehabilitation, Department of Medicine; Timothy J. Wood, PhD, is Assistant Professor, Department of Innovation in Medical Education; and Jason R. Frank, MD,