1. Research Department for Clinical, Educational and Health Psychology, University College London, Bloomsbury, London, UK
2. Evidence-Based Practice Unit, Anna Freud National Centre for Children and Families, The Kantor Centre of Excellence, London, UK
3. Department of Psychiatry, University of Oxford, Oxford, UK
4. Health Psychology Section, Institute of Psychiatry, Psychology & Neuroscience, King’s College London, Guy’s Hospital Campus, London Bridge London, UK
5. Department of Psychology, University of Pennsylvania, Philadelphia, USA
6. Department of Psychology, Stony Brook University, Stony Brook, USA
7. Wellcome Trust, Bloomsbury, London, UK