1. Professor of Forensic Psychiatry, St. Bartholomew's Hospital, William Harvey House, 61 Bartholomew Close, London EC1A 7BE
2. Professor of Social and Community Psychiatry, Royal Free and University College Medical School, Highgate Hill, London N19 5LW
3. Director, WHO Collaborating Centre, Institute of Psychiatry, De Crespigny Park, London SE5 8AF
4. Professor of Psychiatry, The Brandon Mental Health Unit, Leicester General Hospital, Gwendolen Road, Leicester LE5 4PW
5. Professor of Psychiatric Epidemiology, University of Bristol, Cotham House, Cotham Hill, Bristol BS6 6JL
6. Senior Lecturer in Addictions and Consultant Psychiatrist, National Addiction Centre, Institute of Psychiatry, 4 Windsor Walk, London SE5 8AF
7. Principal Survey Researcher, ONS, Zone D1/23, 1 Drummond Gate, London SW1V 2QQ