1. Department of Experimental Psychology, Anna Watts Building, University of Oxford, Oxford
2. Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London
3. Oxford University Hospitals NHS Foundation Trust, Oxford, UK
4. Department of Psychiatry, Warneford Hospital, Warneford Ln, Headington, Oxford
5. Aston Institute for Health & Neurodevelopment, Department of Psychology, Aston University, Birmingham, UK
6. Charlie Waller Memorial Trust, Thatcham, England
7. PACT parents and Carers Together CIC, UK
8. Department of Psychiatry, University of Cambridge, Cambridge, UK
9. School of Applied Psychology and Australian Institute of Suicide Research and Prevention, Griffith University, Brisbane, Queensland, Australia