David Veale is a Consultant Psychiatrist and leads a national outpatient and residential unit service for people with severe treatment refractory Obsessive Compulsive Disorder (OCD) and Body Dysmorphic Disorder (BDD) at the South London and Maudsley Trust and for inpatients at the Priory Hospital North London. He is a Visiting Professor in Cognitive Behavioural Psychotherapies in the Department of Psychology at King’s College London. He is a member of the group revising the diagnostic guidelines for ICD11 for OCD and Related Disorders for the World Health Organisation. He was a member of the group that wrote the NICE guidelines on OCD and BDD in 2006 and chaired the NICE Evidence Update on OCD and BDD in 2013. He has authored or co-authored over 100 empirically based articles, 6 books, 13 book chapters, and 35 teaching articles or reviews. He is an Honorary Fellow of the British Association of Behavioural and Cognitive Psychotherapies, a Fellow of the British Psychological Society and Fellow of the Royal College of Psychiatrists. He is a Trustee of the UK national charities, OCD Action and the BDD Foundation.