Research output per year

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Personal profile

Academic Biography

Tammi is a Professor of Psychology and Research Director for the Centre for Applied Psychological Science in the School of Social Sciences, Humanities and Law at Teesside University. She is a Chartered Psychologist and Fellow of the British Psychological Society, Registered Senior Fellow with Advance HE and a mental health nurse by clinical background. Tammi has visiting positions at the Universities of Durham and Manchester.

Tammi is an NIHR Health Technology Assessment (HTA) Programme Committee member and Associate Editor of The Journal of Forensic Psychiatry and Forensic Psychology. She is a Trustee at WISH - is a user led, women’s mental health organisation -  https://www.womenatwish.org.uk. Tammi is also a reviewer for grant applications submitted to the Economic and Social Research Council (ESRC) and Medical Research Council (MRC). 

She is currently working as a series editor with Professor Graham Towl (Durham University) on a new series entitied:  New Frontiers in Forensic Psychology for Routledge. These short, co-authored books over the next two years will provide insight into new areas of investigation in forensic psychology, or new perspectives on existing topics of enquiry.   

Summary of Research Interests

Tammi currently collaborates with a number of prison and secure care services. She recently co-authored 'Tackling Sexual Violence at Universities: An International Perspective' (2019: Routledge Press) and was the lead author of 'Preventing Self-injury and Suicide in Women's Prisons' (2016: Waterside Press) with Professor Graham Towl, which won the national British Psychological Society Book Award 2017 for Best Practitioner Text.

She has extensive experience of researching and working in prison and secure care settings, including maximum security prisons for recidivistic sexual and violent offenders. She has completed work in this profession for over 17 years and has an advanced level of knowledge in forensic mental health, forensic psychiatry and forensic psychology. Tammi has contributed extensively to the development and delivery of interventions with imprisoned women in general and she has considerable expertise in the areas of suicide and self-injury

Tammi is an experienced qualitative researcher with special interest in participatory research, in-depth interviewing, researching sensitive topics, ethics, and ethnographic methods. She is very keen for this work to be triangulated with quantitative research and is often leading projects that use mixed methods approaches. Tammi’s research and publications include suicide, self-harm, forensic mental health, women in the criminal justice system, mental health, sexual violence and recovery.

Research Projects & External Funding

NIHR - Research for Patient Benefit Programme, 'Increasing Physical Actitivty in a Medium Secure Service: The Development and Feasibility of a Physcial ACTivity Intervention [IMPACT]'. Principal Investigator [2021-2023].  [With Universities of Leeds, York, British Columbia and Huddersfield]

NIHR - Health Techonology Assessment Programme, ‘A risk assessment tool to help identify prisoners at further risk of self-harm’. Co-Applicant – Qualitative Lead. [2018-2021]. [With Universities of Oxford, Manchester and York]

NIHR - Health Techonology Assessment Programme, 'Women Offenders Repeat Self-Harm Intervention Pragmatic Trial: WORSHIP III'. Co-Applicant – Qualitative Lead. [2018-2022].  [With Universities of Manchester, Oxford and St George's University of London]

NHS Bradford Districts Clinical Commissioning Group. Research Capability Funding: Exploring the Care of Diabetes in a Medium Secure Forensic Mental Health Service. Principal Investigator. [April 2019 – March 2020].

University of Huddersfield. Seed Funding: Wellbeing Interventions in English and Welsh Prisons. Principal Investigator. [Jan – Dec 2019].


PhD and Research Opportunities

PhD Supervisions

I am extremely interested in hearing from potential students who wish to carry out a PhD around the topic areas above.

Current PhD students 

ESRC NINE DTP - 1+3 Year Studentship - Ms Fleur Riley. Young Female Prisoners – Trust and Trauma in a Forgotten Population. 2020-2024.

Doctor of Philosophy -  Ms Julie Devon. Space to Grow: sense of being, place and purpose. ‘Learning to feel well, a person-centred resource: becoming an expert in yourself. 2020 -2023.

I currently supervise 10 Msc Forensic Psychology students.

External Roles and Professional Activities

  • Fellow of the British Psychological Society
  • Chartered Psychologist of the British Psychological Society
  • Senior Fellow of Advance HE
  • Associate Editor of The Journal of Forensic Psychiatry and Forensic Psychology.
  • Trustee WISH: https://www.womenatwish.org.uk/
  • Member of Prison and Offender Research in Social Care and Health Network
  • Member of the Offender Health Research Network.

External Research Collaborations

  • University of Durham
  • University of Manchester
  • University of Oxford
  • Nottingham Trent University
  • University of Huddersfield

Learning and Teaching Interests and Activities

Research led teaching, doctoral training, students as researchers.

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Research Output

A qualitative study of contemporary secure mental health services: women service users’ views in England

Walker, T., Shaw, J., Edge, D., Senior, J., Sutton, M., Meacock, R., Wilson, H., McNair, L., Mitchell, H., Gutridge, K. & Abel, K. M., 3 Sep 2019, In : Journal of Forensic Psychiatry and Psychology. 30, 5, p. 836-853 18 p.

Research output: Contribution to journalArticle

  • The experiences of sexually assaulted people attending Saint Mary's Sexual Assault Referral Centre for a forensic medical examination

    Majeed-Ariss, R., Walker, T., Lee, P. & White, C., 1 Aug 2019, In : Journal of Forensic and Legal Medicine. 66, p. 33-37 5 p.

    Research output: Contribution to journalArticle

    Open Access
  • 16 Downloads (Pure)

    Contemporary women's secure psychiatric services in the United Kingdom: A qualitative analysis of staff views

    Walker, T., Edge, D., Shaw, J., Wilson, H., McNair, L., Mitchell, H., Gutridge, K., Senior, J., Sutton, M., Meacock, R. & Abel, K., 3 Nov 2017, In : Journal of Psychiatric and Mental Health Nursing. 24, 9-10, p. 660-670 11 p.

    Research output: Contribution to journalArticle

    Open Access
  • 67 Downloads (Pure)

    Lessons Learnt from the Narratives of Women who Self-Harm in Prison

    Walker, T., Shaw, J., Gibb, J., Turpin, C., Reid, C., Gutteridge, K. & Abel, K., 26 Aug 2020, In : Crisis. 17 p.

    Research output: Contribution to journalArticle

    Open Access
  • 5 Downloads (Pure)

    Suicide, Self-Harm and Imprisoned Women

    Walker, T., 2020, (Accepted/In press) Forensic Psychology, 3rd Edition. Crighton, D. & Towl, G. (eds.). John Wiley & Sons, Ltd

    Research output: Chapter in Book/Report/Conference proceedingChapter