1. William Dawson Scholar and Associate Professor, Departments of Psychiatry, Epidemiology, Biostatistics, and Occupational Health, Medicine, Educational and Counselling Psychology, and Psychology, and School of Nursing, McGill University, Montreal, Quebec; Senior Investigator, Lady Davis Institute for Medical Research, Jewish General Hospital, Montreal, Quebec
2. Sarah Miller Coulson and Frank L Coulson Jr Professor of Medicine, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland