Stephen Briggs, PhD, is an emeritus professor at the University of East London and an honorary professor at the Universities of Exeter and Nottingham. He is a member of the Tavistock Society of Psychotherapists and a fellow of the Academy of Social Sciences.

Alessandra Lemma is a fellow of the British Psychoanalytic Society and a chartered clinical and counselling psychologist. She is also a visiting professor for the Psychoanalysis Unit at University College London and a consultant at the Anna Freud Centre.

William Crouch was a consultant clinical psychologist and psychoanalytic psychotherapist in the NHS. He is a fellow of the British Psychoanalytical Society and now works in private practice.