Charles G. Roland practised general medicine, was senior editor of the Journal of the American Medical Association, and served as chair of the Department of Biomedical Communication at the Mayo Clinic and Mayo Medical School in Rochester, Minnesota. He was Hannah Professor Emeritus of the History of Medicine at McMaster University and author of Courage under Siege: Disease, Starvation, and Death in the Warsaw Ghetto.

Jacques Bernier is professor of Canadian economics and social history, particularly of Quebec, at Laval University, Quebec City. Author of La médecine au Québec: Naissance et évolution d’une profession, he was president of the Canadian Society for the History of Medicine from 1995 to 1997.