D. Sclater Lewis was born in Montreal and educated at McGill, where he received his B.Sc. (1907), M.Sc. (1908) and M.D.C.M. (1912). He taught briefly at Johns Hopkins Medical School, and joined the Canadian Army Medical Corps at the outbreak of World War I, rising to the rank of Major. After the war he joined the Faculty of Medicine of McGill University as Demonstrator in Medicine and Lecturer in Clinical Therapeutics. He became Assistant Professor in 1924, Associate Professor in 1939 and Professor in 1949. Throughout this period he was a physician at the Royal Victoria Hospital, and Acting Physician-in-Chief from 1943 to 1944. Lewis was President of a number of medical and medical-historical societies, and author of histories of the Royal College of Physicians and Surgeons of Canada and of the Royal Victoria Hospital.

Walter de M. Scriver was born in Hemmingford, Quebec, and received his B.A. from McGill University in 1915. He served overseas from 1915-1918, returning to Montreal to earn his medical degree from McGill in 1921. He was Professor Medicine at McGill's Faculty of Medicine from 1952-1957 and physician-in-chief at the Royal Victoria Hospital. He specialized in the field of pharmacology and had a research interest in diabetes and kidney diseases. He was instrumental in founding the Quebec Division of the Canadian medical association and served as a member of its Executive Committee from 1947-1957.