Martin E. P. Seligman Martin E. P. Seligman, Ph.D., professor of psychology at the University of Pennsylvania and a past president of the American Psychological Association is a leading motivational expert and an authority on learned helplessness. He is the director of the Positive Psychology Center at the University of Pennsylvania. His many books include Authentic Happiness and The Optimistic Child. Dr. Seligman’s research has been supported by the National Institute on Mental Health, the National Institute on Aging, the National Science Foundation, the Department of Education, the MacArthur Foundation, the Templeton Foundation, and the Guggenheim Foundation.
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