• Bachelor of Science (Human Genetics), University College, London, 1983
• Bachelor of Medicine, Bachelor of Surgery, Westminster Medical School, 1986
• Member Royal College of Psychiatrists, 1994
• Master of Science (Forensic Psychiatry), King’s College London, 2004
• Member Expert Witness Institute


• Consultant Forensic Neuropsychiatrist, St Matthew's Healthcare, Northampton
• Consultant Old Age Forensic Psychiatrist, Orchard Portman, Somerset (2012 - 2014)
• Hon. Cosultant Forensic Neuropsychiatrist, Broadmoor Hospital (2012 - 2013)
• Visiting Professor of Ageing and Forensic Mental Health, University Chester
• Consultant Psychiatrist, St Andrew's Hospital, Northampton 2000 - 2012
• Honorary Consultant Psychiatrist, Southwark Community Forensic Team, South London & Maudsley NHS Trust 2007- 08
• Visiting Consultant Forensic Psychiatrist, HMP Grendon & Springhill 2005 - 2007
• Consultant Old Age Psychiatrist, Lanarkshire Healthcare NHS Trust, 1998 - 2000


• Mentally disordered offender assessment
• Fitness to plead
• Sex offender assessment
• Risk assessment
• Homicide
• Epilepsy and automatism
• Anxiety disorders and depression in the elderly
• Personality disorders
• Psychoses
• Neuro-psychiatric disorders including dementia
• Alcohol and drug abuse/addiction
• Abnormal behaviour
• Criminality in old age
• Testamentary capacity
• Post-traumatic stress disorder
• Victims of abuse
• Mental Health Act

I have been trained in the legal aspects of report writing and giving evidence in court. I regularly act as an expert in civil and criminal cases. I am approved under S12 (2) of the Mental Health Act 1983. I have authored or co-authored over 60 papers and other articles (click here for details). I regularly present papers and worskshops at national and international conferences (click here for details).

Orcadian Health

Orcadian Healthcare was set up by Professor Graeme Yorston in order to conduct his private practice. Orcadian Healthcare offer a wide variety of services and have a wealth of expertise.

Orcadian Healthcare's services are detailed throughout the website, if you have a query please do not hesitate to get in touch.


Orcadian Healthcare's contact details are as follows:


Tel: +44 (0) 1604 830254

Address: 24, Albion Place, Northampton