Prof. Bernstein has a long background in both experimental psychology and the study of individual differences. Much of his work involves medical applications including opthalmology, pain management, and psychiatry. After spending many years at the University of Texas at Arlington, he joined the faculty at UT Southwestern because of his work on a collaborative project with Dr. A. John Rush, former associate chair of the Department of Clinical Sciences and professor of Psychiatry. He also holds an adjoint appointment in the School of Health Professions.