1. Department of Clinical Psychology, Vrije Universiteit, Amsterdam, The Netherlands
2. Department of Clinical and Health Psychology, School of Health in Social Science, University of Edinburgh, Edinburgh, UK
3. Psychosis Research Unit, Greater Manchester West Mental Health NHS Foundation Trust, Manchester, UK
4. Working Group on Clinical Neuropsychology, Department of Psychiatry and Psychotherapy, University Medical Center Hamburg-Eppendorf, Hamburg, Germany
5. Clinical Psychology, NHS Lanarkshire, Bothwell, Glasgow, UK
6. School of Health and Social Care, Edinburgh Napier University, Edinburgh, UK