1. Consultant Psychiatrist and Medical Lead Learning Disability North Essex; Hertfordshire Partnership University NHS Foundation Trust; Tekhnicon House Braintree UK
2. Consultant Psychiatrist and Deputy Medical Director; Hertfordshire Partnership University NHS Foundation; The Colonnades, Beaconsfield Road Hatfield Hertfordshire UK
3. Visiting Professor; University of West London; College of Nursing; Midwifery and Health, Paragon House Boston Manor Road, Brentford UK
4. Professor of Learning Disabilities; University of West London; Institute for Practice, Interdisciplinary Research and Enterprise (INSPIRE); London UK
5. Visiting Professor of Learning Disabilities; Institute of Education; University of Derby; Emeritus Professor; the Centre for Learning Disability Studies; University of Hertfordshire; UK