J. E. Wallace (John Edward Wallace) Wallin

John Edward Wallace Wallin was an American psychologist and an early proponent of educational services for the mentally handicapped. Wallin wrote more than 30 books and published over 300 articles. He established several psychology clinics and was a noted professor, author and mental health director for a state board of education. Wallin also led the founding of the American Association of Clinical Psychologists, which later became Division 12 of the American Psychological Association (APA).