Ian Hamilton
Lecturer in Mental Health



Ian is a lecturer in mental health in the Department of Health Sciences, with an interest in the relationship between substance use and mental health (Dual Diagnosis).

Ian trained and worked as a mental health nurse in South London, working with people who had a severe mental health problem and used drugs or alcohol problematically. He joined the Department in 2004 as a lecturer. His interest in this client group has continued through his work with teams which come into contact with such clients, and also facilitating sessions in this area.


  • Registered Mental Health Nurse


Departmental roles

  • Deputy Chair SSPRD Committee
  • Deputy lead for Masters in Nursing programme



  • Complex Mental Health Needs
  • Dual Diagnosis
  • Working with people who have drug and alcohol problems


Other teaching

  • Hull York Medical School – addiction and motivational interviewing.



Ian's research interests are primarily in dual diagnosis and the relationship between mental health and substance use.

Research group(s)


Selected publications






  • Hamilton, I. Redfern, S. (2014) Alcohol misuse and young people: the long term impact on health. Nursing in Practice, 81.
  • Hamilton, I. Watson, J. (2014) Managing substance use in the practice. Practice Nursing, 25,10,480-485.
  • Hamilton, I. (2014) The 10 most important debates surrounding Dual Diagnosis. Advances in Dual Diagnosis, Volume 7, Issue 3.
  • Hamilton, I. (2014) Back to the 70s?  Advances in Dual Diagnosis. Volume 7, Issue 2, 1-3.
  • Hamilton, I. Lloyd, C. Monaghan, M. Paton, K. (2014) The emerging cannabis treatment population. Drugs and Alcohol Today, 14,3.
  • Hamilton, I. LLoyd, C. Hewitt, C. Godfrey, C. (2014) Effect of reclassification of cannabis on hospital admissions for cannabis psychosis: A time series analysis. International Journal of Drug Policy, 25,1,151-156.

1995 - 2013

  • Hamilton, I. Campbell, A. (2013) Antenatal co-morbidity of mental health and substance use: Assessment and engagement. British Journal of Midwifery,21,11,768-773.
  • Hamilton, I (2013) The Cannabis Class. Significance, Royal Statistical Society,10,5,16-19.
  • Hamilton, I. Pringle, R. (2013) Drug interactions and dual diagnosis. Advances in Dual Diagnosis, Volume 6, Issue 3.
  • Hamilton, I. (2013) There's still too much haze around cannabis psychosis. The Conversation: https://theconversation.com/theres-still-too-much-haze-around-cannabis-psychosis-18386
  • Hamilton, I. Baker, S. (2013) Nurses' role in tackling problematic alcohol use. Journal of Practice Nursing, 24, 7, 351-355.
  • Hamilton I, Lloyd C, Phillips A (2012) Substance use & Diabetes: Practical Solutions in Diabetes Evidence Based Management Series 41, Practice Nursing, 23, 3, 82-87.
  • Walls, R. Hamilton, I. (2012) Assessment of Deaf dually diagnosed clients. Advances in Dual Diagnosis, 5, 1,32-38. 
  • Hamilton, I. (2010) Ensuring integrated treatment for people with mental health and substance use problems. Nursing Times: 106,11, 12-15.
  • Hamilton, I. (2009) Substance use 1: background, risks and effects of commonly used drugs, and current issues. Nursing Times; 105: 26, 16 - 18.
  • Hamilton, I.(2009) Substance use 2: nursing assessment, management and types of intervention. Nursing Times; 105: 27.
  • Hamilton, I. (2009) Does guidance on needle exchange go far enough ? Nursing Times; 105 (9), 11.
  • Dual Diagnosis Good Practice Handbook, (2007). London, Turning Point.
  • Closing the Gap: Dual Diagnosis Framework (2006). D.O.H. / C.S.I.P.
  • Hamilton I. (2000) Dangerous drug interactions. Nursing Times; 96 (46) :41.
  • White K, Roy D, Hamilton I. (1997) Community Mental Health Services, ABC of Mental Health: Community Mental Health Services. British Medical Journal, 314: 1817.
  • White K, Roy D, Hamilton I. (1997) Community Mental Health Services, ABC of Mental Health: Community Mental Health Services. BMJ Books, London.
  • Hamilton I, Roy D (1995) The Care Programme Approach at work in Mental Health. Nursing Times (91): 51: 35-37.

External activities


  • External examiner for Kings College London
  • Grants Advisory Panel for Alcohol Research UK

Editorial duties

  • Editorial Board of Advances in Dual Diagnosis
  • Editorial Board Journal of Drugs: Education, Prevention and Policy

Invited talks and conferences

  • Pathfinder Mental Health Conference, York 2017 - Evidence based educational interventions for schools.
  • World Association on Dual Disorders, Madrid 2017 - Synthetic Cannabinoid Receptor Agonists, psychosis and gender.
  • European Risk Research Conference, York 2016 - 'Craving certainty - Cannabis Psychosis'
  • European network of health care organisations, York 2016 - 'Use of adult mental illness beds across Europe' Asklepios - http://www.foundationasklepios.eu/ 
  • European Congress of Psychiatry, Madrid 2016 - 'Cannabis psychosis, does gender matter?'
  • IV International Congress of Dual Disorders, Barcelona 2015
    • Presentation: 'Sexual dysfunction as a side effect of psychotropic medicines for people with dual disorders.'
    • Presentation: 'Establishing and maintaining a local dual diagnosis network.'
  • Presentation to III International Congress on Dual Disorders, Barcelona 2013.
  • Presentation to European Society of Criminology Budapest 2013: 'Have UK politicians contributed to hospital admissions for cannabis psychosis?'
  • Presentations to national conferences for Turning Point and Compass on the subject of Dual Diagnosis.
  • Presentation to Dual Disorders conference Barcelona 2011.

Contact details

Ian Hamilton
Lecturer in Mental Health

Tel: 01904 321673