Martin E. P. Seligman
Martin E. P. Seligman, Ph.D., is the Fox Leadership Professor of Psychology at the University of Pennsylvania, the director of the Positive Psychology Network, and former president of the American Psychological Association. Among his twenty books are Learned Optimism and The Optimistic Child.Read more Read less
You're getting a free audiobook.
$14.95 per month after 30 days. Cancel anytime.