Dr. Trevor Hancock is a retired professor and senior scholar at the school of public health and social policy, University of Victoria, in Victoria, B.C. Dr. Daniel Rainham is a professor at the school of health and human performance, Dalhousie University in Nova Scotia. Dr. Tim Takaro is professor emeritus, with the faculty of health sciences, Simon Fraser University in British Columbia. See all stories BY TREVOR HANCOCK, DANIEL RAINHAM, AND TIM TAKARO