1. Institute of Psychiatry, Psychology and Neuroscience (IoPPN) King's College London London UK
2. Maudsley Centre for Child and Adolescent Eating Disorders (MCCAED) South London and Maudsley NHS Foundation Trust London UK
3. Eating Disorder Service Westmead Children's Hospital, Sydney Children's Hospital Network Sydney New South Wales Australia
4. Adult Eating Disorders Service South London and Maudsley NHS Foundation Trust, De Crespigny Park Denmark Hill, London UK