Professor Brett Kahr has worked in the mental health field for over thirty-five years. He is Senior Fellow at Tavistock Relationships at the Tavistock Institute of Medical Psychology, in London, and Senior Clinical Research Fellow in Psychotherapy and Mental Health at the Centre for Child Mental Health in London. A Trustee of the Freud Museum London and of Freud Museum Publications, he has written or edited eleven books, and he has served as series editor for more than fifty other titles. He works full-time with individuals and couples in Hampstead, North London.