External Positions
- Chair of Psychosis Steering Group, Imperial Healthcare Partners Psychosis Steering Group, Imperial Healthcare Partners, 2014
- Member, Psychopharmacology Special Committee, Royal College of Psychiatrists, 2013
- Member, Dementia antipsychotics working group, Department of Health, National Dementia Strategy Older People and Dementia, 2010
- Convenor, Working group to update consensus statement on high dose antipsychotic treatment, Royal College of Psychiatrists, 2004 - 2013
- Invited expert advisor, Advisory Council on the Misuse of Drugs Cannabis review held in 2005 and 2008. - 2008
- Member (and Chairman of the Pharmacology Topic Group), NICE Schizophrenia Guideline Development Group, 2009 update, National Collaborating Centre for Mental Health - 2009
- President, 2010-11, Psychiatry Section of the Royal Society of Medicine, Royal Society of Medicine
Membership of Professional Bodies
- President of the British Association for Psychopharmacology, British Association for Psychopharmacology, 2006 - 2008
- President of the Psychopharmacology Special Interest Group, Royal College of Psychiatrists, Psychopharmacology Special Interest Group, Royal College of Psychiatrists, 2000 - 2004
Editorial Boards
- Member of editorial board for CNS Drugs, Member of the editorial board, 2012
- International Journal of Psychiatry in Clinical Practice, Member of Editorial Board
- International Journal of Clinical Psychopharmacology, Member of Editorial Board
- Schizophrenia Research, Editorial board
- Frontiers in Clinical Trials and Pharmacotherapy, Editorial board
- Clinical Schizophrenia & Related Psychoses, Editorial board
- Therapeutic Advances in Psychopharmacology, Editorial board
- Journal of the Royal Society of Medicine, Member of Section of Psychiatry. Past Editorial Representative for RSM (2006-2007)
- Neuropsychiatry, Editorial board