Kenneth Appel was an influential researcher and administrator who helped change the outlook on mental illness.
Dr. Kenneth Ellmaker Appel (1896—1981) was born in Lancaster, Pennsylvania and earned his M.D. from Harvard in 1924. In 1931 he joined the staff of the Pennsylvania Hospital and in 1952 he became the chair of the Psychiatry Department at the University of Pennsylvania, where for ten years he instituted innovative practices. Dr. Appel was instrumental in passing legislation related to mental health, including the landmark Mental Health Community Center Act (1963). He is the author of six books and hundreds of papers.