Born in Detroit, Michigan on September 18, 1951, Dr. Benjamin Carson received his B.A. in psychology from Yale University and his M.D. from the University of Michigan Medical School, after which he became a resident in neurosurgery at the Johns Hopkins Hospital. At the Hospital, he was a professor of neurosurgery, oncology, and pediatrics, specializing in brain injuries and notably separating conjoined twins in 1987. While practicing medicine and since retiring in 2013, Carson has served on numerous boards of trustees, received medals such as Presidential Medal of Freedom, published academic articles and six books, and undertaken a career in politics. In this oral history, Carson describes his relationship with Hopkins, the unique character of the Johns Hopkins Hospital, and his work as a doctor. This oral history is part of the Mame Warren oral histories series.