1. Institute of Health and Wellbeing; College of Medical, Veterinary and Life Sciences; University of Glasgow; Glasgow UK
2. School of Psychology; University of Birmingham; Birmingham UK
3. Directorate of Learning Disability Services; Abertawe Bro Morgannwg University Health Board; Port Talbot UK
4. Black Country Foundation Partnership Trust; West Bromwich UK
5. South East Wales Trials Unit; Department of Primary Care & Public Health; School of Medicine; Cardiff University; Cardiff UK
6. Psychological Medicine and Neurology; School of Medicine; Cardiff University; Cardiff UK
7. Psychology Department; College of Human and Health Sciences; Swansea University; Swansea UK