Stephen Briggs is Professor and Director of the Centre for Social Work Research, in the University of East London and Vice Dean in the Adolescent Department of the Tavistock Clinic. He has worked as a clinician, teacher and researcher in the Tavistock's Adolescent Department since 1991 and has written widely on infancy, adolescence and suicide.

Alessandra Lemma is a Consultant Clinical Psychologist working in the Adolescent Department of Tavistock and Portman NHS Foundation Trust where she is also the Head of Psychology. She teaches widely and has a particular interest in trauma and body image disturbances. She trained as a psychoanalyst and is Member of the British Psychoanalytic Society.

William Crouch is a Clinical Psychologist in the Adolescent Department, Tavistock and Portman NHS Foundation Trust, with a training post in psychoanalytic psychotherapy. He has a worked with young people in community mental health teams and inpatient units; he has set up a mental health service in an inner city youth offending team.