Glenn Waller is a Consultant Clinical Psychologist, Vincent Square Eating Disorders Service, Central and North West London NHS Foundation Trust and Eating Disorders Section, Institute of Psychiatry, King's College London, UK. Victoria Mountford is a Clinical Psychologist, Eating Disorders Service, South London and Maudsley NHS Trust, London, UK. Rachel Lawson is a Senior Clinical Psychologist, South Island Eating Disorders, Canterbury District Health Board, and is in private practice with the Anxiety Clinic and Centre for Cognitive Behaviour Therapy, Christchurch, New Zealand. Emma Gray (nee Corstorphine) is a Consultant Clinical Psychologist, Oyster Counselling and Life Coaching and a Visiting Research Fellow at the Institute of Psychiatry, King's College London, UK. Helen Cordery is a dietician with around seventeen years of experience, twelve of which have been spent specialising in working with people with eating disorders. She is currently training to become an attachment-based psychotherapist. Hendrik Hinrichsen is a Consultant Clinical Psychologist in the NHS, and is a Visiting Research Fellow at the Institute of Psychiatry, King's College London, South West London and St George's Mental Health NHS Trust, London, UK.