Eric Berne (1910-1970) was a Canadian-born psychiatrist and author who developed the theory of transactional analysis. He is best known for his book, Games People Play, which popularized the concept of psychological games and their influence on human behavior. Berne's work focused on the importance of communication and interpersonal relationships, and he was a pioneer in the field of psychotherapy. He was also a prolific writer, publishing numerous books and articles on psychology, psychiatry, and psychotherapy. His work has had a lasting impact on the field of psychology and continues to be studied and discussed today.