David Pilgrim, PhD, is Honorary Professor of Health and Social Policy at the University of Liverpool and Visiting Professor of Clinical Psychology at the University of Southampton. Now semi-retired, he trained and worked in the NHS as a clinical psychologist before completing a PhD in psychology and then a Masters in sociology. With this mixed background, his career was split then between clinical work, teaching and mental health policy research. He remains active in the Division of Clinical Psychology and the History and Philosophy Section of the British Psychological Society, and was Chair of the latter between 2015 and 2018. His publications include Understanding Mental Health: A Critical Realist Exploration (Routledge, 2015) and Key Concepts in Mental Health (5th edition, Sage, 2019). Others include A Sociology of Mental Health and Illness (Open University Press, 2005 and winner of the 2006 BMA Medical Book of the Year Award), Mental Health Policy in Britain (Palgrave, 2002) and Mental Health and Inequality (Palgrave, 2003) (all with Anne Rogers). His recent books are Child Sexual Abuse: Moral Panic or State of Denial? (Routledge, 2018) and Critical Realism for Psychologists (Routledge, 2020).