After completing his psychiatry residency at Washington University, Dr. Cloninger joined the Department as an assistant professor in 1973. He became a full professor in 1981. He was appointed the Head of the Department in 1989 and led the Department until 1993. In 1991, he was installed as the Wallace and Lucille K. Renard Professor of Psychiatry. In 1994, he became the Director of the Center for Psychobiology of Personality, and in 2002 he became the Director of the Sansone Family Center for Well-Being.