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Angela Hassiotis, Athanasia Kouroupa, Leila Hamza, Nicola Morant, Ian Hall, Louise Marston, Renee Romeo, Nahel Yaziji, Rebecca Jones, Ken Courtenay, Peter Langdon, Laurence Taggart, Vicky Crossey & Brynmor Lloyd-Evans.

Angela Hassiotis ^1,*, Athanasia Kouroupa ¹, Leila Hamza ¹, Nicola Morant ¹, Ian Hall ², Louise Marston ³, Renee Romeo ⁴, Nahel Yaziji ⁴, Rebecca Jones ¹, Ken Courtenay ⁵, Peter Langdon ⁶, Laurence Taggart ⁷, Vicky Crossey ⁸, Brynmor Lloyd-Evans ¹

¹ Division of Psychiatry, University College London, London, UK
² Hackney Integrated Learning Disability Service, East London NHS Foundation Trust, London, UK
³ Department of Primary Care and Population Health, University College London, London, UK
⁴ Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, UK
⁵ Assessment and Intervention Team, Barnet, Enfield and Haringey Mental Health NHS Trust, London, UK
⁶ Centre for Educational Development, Appraisal and Research, University of Warwick, Coventry, UK
⁷ Institute of Nursing and Health Research, University of Ulster, Antrim, UK
⁸ South West Community Learning Disability Team & Mental Health Intensive Support and Treatment Team, NHS Lothian, Edinburgh, UK
^* Corresponding author Email: a.hassiotis@ucl.ac.uk

Declared competing interests of authors: Angela Hassiotis is a member of the Health Technology Assessment (HTA) Commissioning Committee (2018–present); occasionally receives honoraria for lectures to national and international higher education and professional organisations; and is a member of the RESPOND board (2018–present). RESPOND (London, UK) is a national charity treating people with intellectual disabilities who may also have offending histories (URL: https://respond.org.uk/, accessed 2 March 2022). The board position is unpaid. Peter Langdon is a Trustee of Asperger East Anglia and reports funding for expenses that occurred while attending meetings associated with this project.