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Dr Nadine Keen

Job title Consultant Clinical Psychologist

Dr Nadine Keen is a Consultant Clinical Psychologist with the Psychological Interventions Clinic for Outpatients with Psychosis (PICuP), where she sees clients for therapy and supervises qualified clinical and counselling psychologists in cognitive behavioural therapy (CBT) for psychosis. She is the PICuP coordinator and manages the day to day running of the clinic.

Clinically, Dr Keen has a particular interest and expertise working with command hallucinations, and post-traumatic stress symptoms within psychosis. As well as providing CBT for psychosis, she provides trauma-focused CBT and Eye Movement Desensitisation and Reprocessing (EMDR) therapy.

Education and Training

Dr Keen received a first class BSc (Hons) in Psychology at the University of Birmingham in 2000 and became a research associate psychologist examining the impact of medication on cognition in people with dementia. She then took the role of Assistant Psychologist with South London and Maudsley NHS Foundation Trust, before beginning her clinical training.

Her Postgraduate Doctorate in Clinical Psychology (DClinPsy) was completed in 2005 at Royal Holloway, University of London. She spent her final year specialising in post-traumatic stress disorder and psychosis and since then she has worked continuously in the field of trauma and psychosis.

Other roles

Dr Keen is registered to practice with the Health and Care Professions Council (HCPC) and is a member of the British Association for Behavioural and Cognitive Psychotherapies (BABCP).

Dr Keen has a longstanding clinical and research interest in the confluence of trauma and psychosis. She is also passionate about using imagery interventions (such as rescripting) and compassion focused therapy (CFT) with her clients and is involved in research in these areas. She supervises doctoral-level projects and has run numerous national and international clinical workshops and teach.

  • 2005 to 2007: Clinical Psychologist for the London Bombings Screen and Treat Programme at the Traumatic Stress Clinic, part of Camden and Islington NHS Trust, and Honorary Clinical Psychologist with PICuP.
  • 2007 to 2008: Locum Clinical Psychologist with the Trust for PICuP and the South East Lambeth’s Assessment and Brief Treatment Team, as well as Honorary Clinical Psychologist with the Trust’s Traumatic Stress Service (TSS).
  • 2008 to 2011: Research Trial Therapist with the Medical Research Council (MRC) funded COMMAND Trial, a RCT providing cognitive therapy for people with psychosis experiencing distressing and harmful command hallucinations, based at the South London and Maudsley NHS Trust.
  • 2009 to 2012: Course Tutor on the Postgraduate Diploma in CBT for Psychosis at the Institute of Psychiatry, Kings College London.
  • 2011 to 2015: Principal Clinical Psychologist and Joint Research and Development Lead for PICuP.
  • Since April 2015: Consultant Clinical Psychologist and PICuP Coodinator.


Peters E., Crombie T., Agbedjro D., Johns L., Stahl D., Greenwood K., Keen N., Onwumere J., Hunter E., Smith L., Kuipers E. (2015) The long-term effectiveness of Cognitive Behaviour Therapy for Psychosis within a routine psychological therapies service. Frontiers in Psychology, Volume 6, Article 1658 doi:10.3389/fpsyg.2015.01658

Ison, R., Medoro, L., Keen, N., and Kuipers, E. (2014). The use of rescripting imagery for people with psychosis who hear voices. Behavioural and Cognitive Psychotherapy, 42 (2), 129-142.

Johns L.C., Jolley, S., Keen, N. and Peters, E. (2013). CBT for People with Psychosis. In N. Grey & A. Whittington (Eds.) How to Become a More Effective CBT Therapist. Developing Meta-competence in Clinical Practice. Chichester: Wiley-Blackwell.

Meaden, A., Keen, N., Aston, R., Bucci, S., and Barton, K. (2013). Working with Command Hallucinations: An Advanced Practical Companion. London: Routledge.

Keen, N., Brown, G. and Wheatley, J. (2008).Obsessive compulsive symptoms and the simulation of future negative events. British Journal of Clinical Psychology, 47 (3), 265 – 279.

Sheaves, B., Onwumere, J., Keen, N., Stahl, D., and Kuipers, E. (2015). Nightmares in patients with psychosis: the relationship with sleep, psychotic, affective and cognitive symptoms. The Canadian Journal of Psychiatry, 60 (8), 354-356.

Sheaves, B., Onwumere, J., Keen, N., and Kuipers, E. (2015). Treating your worst nightmare: a case series of imagery rehearsal therapy for nightmares in individuals experiencing psychotic symptoms. The Cognitive Behavioural Therapist, Volume 8, e27, doi:10.1017/S1754470X15000665

Kingston, C. and Onwumere, J., Keen, N., Ruffell, T. and Kuipers, E. (2016). Posttraumatic stress symptoms (PTSS) in caregivers of people with psychosis and associations with caregiving experiences. Journal of Trauma and Dissociation, 17(3):307-21. doi: 10.1080/15299732.2015.1089969.

Keen, N., George, D., Scragg, P., and Peters, E. (2017) The role of shame in people with a diagnosis of schizophrenia. British Journal of Clinical Psychology, 56, 115-129.

Keen, N., Hunter, E.C.M., and Peters, E. (2017) Integrated Trauma-Focused Cognitive-Behavioural Therapy for Post-traumatic Stress and Psychotic Symptoms: A Case-Series Study Using Imaginal Reprocessing Strategies. Frontiers in Psychiatry, Volume 8, Article 92 doi: 10.3389/fpsyt.2017.00092.

Swan, S., Keen, N., Reynolds, N., and Onwumere, J. (2017). Psychological interventions for post-traumatic stress symptoms in psychosis: A systematic review of outcomes. Frontiers in Psychology, Volume 8 doi: 10.3389/fpsyg.2017.00341.

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