LaSALLE D. LEFFALL, JR. (1930– ), is professor and chairman of the Department of Surgery at Howard University. A noted surgeon and oncologist, he has served as president of several national organizations, including the American Cancer Society, the Society of Surgical Oncology, and the Society of Surgical Chairmen. His other positions of national prominence include membership on the National Cancer Advisory Board and the American Board of Surgery. In 1983 Dr. Leffall became secretary of the American College of Surgeons. Among his numerous honors are the Presidential Award from the D.C. Chapter, American College of Surgeons; the James Ewing Medal of the Society of Surgical Oncology; the Charles R. Drew Medal, Drew Postgraduate Medical School; and four honorary degrees. In 1973 Dr. Leffall was elected to membership in the Institute of Medicine.