Colin Feltham, PhD, MTheol, MSc, PGDipCouns, PGCE, FBACP is Emeritus Professor of Counselling Studies, Sheffield Hallam University, UK. He has been a practitioner in probation services, mental health, private practice, student and employee counselling, and has trained and supervised generations of practitioners. His publications are extensive, including Psychotherapy and its Discontents (with Windy Dryden, 1992), Controversies in Psychotherapy and Counselling (1999), Critical Thinking in Counselling and Psychotherapy (2010), The Sage Handbook of Counselling and Psychotherapy, 4th edn (2017). He has taught and examined at many universities, given addresses internationally, and has been Honorary Professor in Humanistic Psychology at the University of Southern Denmark. His interests include psychotherapy, evolutionary psychology, philosophical anthropology, philosophical pessimism, spiritual enlightenment, death, and the psychology of belief. He lives in London.