Martin Seligman

American psychologist, educator, and author of self-help books. Seligman is a strong promoter within the scientific community of his theories of well-being and positive psychology. His theory of learned helplessness is popular among scientific and clinical psychologists. A Review of General Psychology survey, published in 2002, ranked Seligman as the 31st most cited psychologist of the 20th century.

Seligman is the Zellerbach Family Professor of Psychology in the University of Pennsylvania's Department of Psychology. He was previously the Director of the Clinical Training Program in the department, and earlier taught at Cornell University. He is the director of the university's Positive Psychology Center. Seligman was elected president of the American Psychological Association for 1998. He is the founding editor-in-chief of Prevention and Treatment (the APA electronic journal) and is on the board of advisers of Parents magazine.

Seligman has written about positive psychology topics in books such as The Optimistic Child, Child's Play, Learned Optimism, Authentic Happiness, and Flourish. His most recent book, Tomorrowmind, co-written with Gabriella Rosen Kellerman, was published in 2023.

Seligman plays bridge and finished second in the 1998 installment of one of the three major North American pair championships, the Blue Ribbon Pairs, as well as having won over 50 regional championships.