Windy Dryden, Ph.D., is in part-time clinical and consultative practice and is an international authority on cognitive behaviour therapy (CBT). He is Honorary Vice President of the International Society for Coaching Psychology, was granted honorary membership in the International Association of Cognitive Behavioral Coaching in 2014 and is Emeritus Professor of Psychotherapeutic Studies at Goldsmiths University of London. He has worked in the helping professions for more than 40 years and is the author and editor of over 215 books.