Dr. Tim Trimble

Dr. Tim Trimble

Assistant Professor, Psychology

Junior Dean

3531896 3905http://people.tcd.ie/trimblt


Dr Tim Trimble is Junior Dean of Trinity College Dublin; a Lecturer in Applied Psychology and Course Director of the MSc in Applied Psychology at Trinity College Dublin. He is a Chartered Psychologist. Tim is an expert in mental health assessment. Specifically, drawing on one of his main research areas and experience, he delivers courses in suicide risk assessment, prevention, intervention, and postvention. This links in with his expertise in Crisis Intervention and Stress management. These competencies and skills are drawn upon regularly in his role as Junior Dean, as well as in a range of consultancy and related projects. His Forensic Psychology experience also included working with the Police Ombudsman for Northern Ireland, and Serious and Organised Crime Agency. As well as assisting in interviewing and investigations, projects here included: Production of reports on police complaints for the PSNI, Policing Board, Patten Oversight Commissioner, and Secretary of State. Conducting organizational performance monitoring, designing and managing a wide range of research projects in relation to policing, and developing operational protocols between the Tactical Command Group and external organizations involved in investigations. He has over 12 years experience in delivering leading-edge Occupational Psychology projects to industry; and currently is a Research and Development Consultant with Mindmill. Key projects here include: Assessment and selection for the Belgian defence forces; including pilot selection; Middle East - North Africa career guidance projects. As a Consultant Occupational Psychologist with SHL (UK and Ireland), he designed, developed and delivered a wide range of projects including: Designing the first financial sector recruitment website in Ireland, competency modeling, Career Counselling and Senior Management Coaching, conducting assessment centres for various organizations, and designing a range of psychometric assessment measures. Tim is currently Principal Investigator across a range of research projects in the domain of Suicide prevention, intervention, and postvention, Health-related Quality of Life and Post-traumatic Stress Disorder. Also in adolescent mental health. These cover a broad arena of applied psychology from suicide intervention/prevention programmes, to long-term psychological development of children and adolescents; as well as evaluating the delivery of mental health care and therapeutic programmes. Additionally, Tim is a practising psychotherapist He also has expertise in the areas of Police Leadership and Management and Security and Risk Management. These projects include policing in various countries and jurisdictions, and both military and private security operations in conflict theatres worldwide.

Publications and Further Research Outputs

  • Timothy James Trimble , Mark Shevlin , Vincent Egan , Geraldine O'Hare , Dave Rogers , Barbara Hannigan, An evaluation of a brief anger management programme for offenders managed in the community using cross-lagged panel models, Journal of Criminal Psychology, 5, (2), 2015, p124 - 136Journal Article, 2015, DOI
  • Jenny Bulbulia Timothy Trimble Jean Quigley Michael S. Gordon, Impact of Vicarious Trauma On Barristers Practicing Criminal Law: An Armoury of Resilience, Cork Journal of Applied Psychology, 2015, p33 - 45Journal Article, 2015, URL
  • H.R. Broughton, S. Cromie, T. Trimble1, J. Cummiskey, D. Corri, RugbyAthletes and the Prevention of Injuriies; an Analysis on Judgement knowledge and Decisions-made, European Journal of Sports Medicine, 3, (2), 2016, p2 - 10Journal Article, 2016, URL , TARA - Full Text
  • Hallinan, P., Hannigan, B., & Trimble, T., Trauma Informed Care for People Experiencing Homelessness., Psychological Society of Ireland, Annual Conference,, Athlone, Ireland , 2016Conference Paper, 2016, URL
  • Casey Donaghey Louise Hamilton; Barbara Hannigan; Jonathan Egan; Timothy Trimble; Casey Donaghey; Kristin Osborn, An Exploration of Body Centred Countertransference in Irish Therapists, Psychology Today, 2020Journal Article, 2020, URL
  • Lynn McGovern Megan Gaffney Timothy Trimble, The experience of orthorexia from the perspective of recovered orthorexics, Eating and Weight Disorders - Studies on Anorexia, Bulimia and Obesity, 2020Journal Article, 2020
  • Suzanne Hughes Anne O'Rourke Timothy Trimble, The Experiences of Young Offenders (aged 18 - 21) on Protection in an Irish Prison: Using an Interpretative Phenomenological Analysis (IPA), Journal of Criminal Psychology, 2020Journal Article, 2020
  • Megan Gaffney, Timothy Trimble, Bailey Morgan & Paul Surgenor, Risk and resilience factors for suicidality in adolescents, Psychological Society of Ireland Annual Conference, Athlone, November 2016, 2016Conference Paper, 2016
  • Sean O'Meara Tim Trimble, The Impact of Traumatic Experience in Operational GardaĆ­, Psychological Society of Ireland Annual Conference, Wexford, November 2018, 2018Conference Paper, 2018, URL
  • Eileen Conmy, Garry Prentice, Patrick Randall, Barbara Hannigan, Tim Trimble, . The Experiences of Women Whose Partner Perpetrated a Sexual Offence: Discovery and Aftermath , Psychological Society of Ireland Annual Conference, Kilkenny, November 2019, 2019Conference Paper, 2019
  • Suzanne Hughes, Anne O'Rourke & Tim Trimble, . The Experiences of Young Offenders (aged 18 - 21) on Protection in an Irish Prison: Using an Interpretative Phenomenological Analysis , Psychological Society of Ireland Annual Conference, Kilkenny, November 2019, 2019Conference Paper, 2019
  • Megan Gaffney Tim Trimble, . Foundations of the RISKRES: A Theory of Psychological Resilience to Suicidality, Psychological Society of Ireland Annual Conference, Kilkenny, November 2019, 2019Conference Paper, 2019
  • Conmy, E., Prentice, G., Hannigan, B. and Trimble, T.J., The lived experiences of women who discovered their partner perpetrated a sexual offence, Journal of Criminal Psychology, 2023Journal Article, 2023, DOI , URL
  • Gordon, Michael S.; Shevlin, Mark; Tierney,Kevin J.; Bunting, Brendan; Trimble, Timothy, Correspondence between self-ratings and key-workers' ratings of depression in adults with mild learning disabilities , British Journal of Clinical Psychology, 46, (4), 2007, p491 - 495Journal Article, 2007, DOI , URL
  • Trimble, T.; McConnell, B.; Quinn, L & Donnelly, P., Young Children's social Identity in the border region of Ireland, Centre for Cross Border Studies, Queen's University Belfast, Centre for Cross Border Studies, Queen's University Belfast, 2011, 1-10Report, 2011, URL
  • Trimble, T.J., Tierney, K. J., McDonnell, E., Exploring links between expressed emotion, challenging behaviour and burnout in learning disability frontline staff, Journal of Applied Research in Intellectual Disabilities, 2015Journal Article, 2015
  • Ailbhe Booth, Tim Trimble, Jonathan Egan, Body-Centred Countertransference in a Sample of Irish Clinical Psychologists. Irish Journal of Psychology, Irish Psychologist, 36, (12), 2010Journal Article, 2010, URL
  • Trimble, T.J. , Police Officers' attitudes towards The Police Ombudsman for Northern Ireland, and the public who make complaints , International Journal of Research in Policing, 2015Journal Article, 2015, URL , TARA - Full Text
  • Niall Galligan, Timothy Trimble, Paul Gaffney, The relationship between Emotional Intelligence and Depression in an Irish adolescent population, British Psychological Society, Division of Clinical Psychology, Conference proceedings, 2010 Division of Clinical Psychology Annual Conference , Manchester, 2-3 December, 2010Meeting Abstract, 2010, URL
  • H. Broughton S. Cromie, T. Trimble, AN INFORMATION RESOURCE LINKING PERFORMANCE TO PREVENTION OF SPORTS INJURIES - A PRELIMINARY INQUIRY, British Journal of Sports Medicine, 45, 2011, p337 - 337Journal Article, 2011, DOI
  • Timothy Trimble, Barbara Hannigan, Megan Gaffney, Suicide Postevention; coping, support and transformation, Irish Journal of Psychology, 33, (2-3), 2012, p115-121Journal Article, 2012, DOI , URL
  • Felicity Fanning, Sharon Foley, Elizabeth Lawlor, Stephen McWilliams, Deirdre Jackson, Laoise Renwick, Marie Sutton, Niall Turner, Anthony Kinsella, Timothy Trimble, Eadbhard O'Callaghan, Group cognitive behavioural therapy for first episode psychosis: who's referred, who attends and who completes it?, Early Intervention in Psychiatry, 6, (4), 2012, 432-441Journal Article, 2012, DOI
  • D. McGuinness, M. Dowling, & T. Trimble, Experiences of involuntary admission in an approved Mental Health Centre, Journal of Psychiatric and Mental Health Nursing, 20, (8), 2012, p726-734Journal Article, 2012, DOI
  • Doyle, M., Chorcorain, A., Griffith, E., Trimble, T., & O'Callaghan, E., Obsessive compulsive symptoms in patients with schizophrenia on clozapine and with obsessive compulsive disorder: A comparison study, Comprehensive Psychiatry, 55, (1), 2014, p130 - 136Journal Article, 2014, DOI , URL
  • Sarah Culligan Barbara Hannigan Timothy Trimble, An in-depth exploration of therapist's experience of sexual attraction to a client, Psychological Society of Ireland Annual Conference, Sligo, 8th November 2013, 2013Conference Paper, 2013, URL
  • Roisin Finnegan Tim Trimble Jonathan Egan, Irish Parents' lived experience of learning about and adapting to their child's autistic spectrum disorder diagnosis and their process of telling their child about their diagnosis, Irish Journal of Psychology, 2014, p1-12Journal Article, 2014, DOI , URL , TARA - Full Text
  • Andrew Hamilton, Linda Moore and Tim Trimble, Policing a Divided Society: Issues and Perceptions in Northern Ireland, Published by the University of Ulster, Coleraine 1995, 1995Book, 1995, URL
  • Trimble, T.J., Ostermeyer, M., & Craig, I. , Intimidation and harassment of lawyers by police in Northern Ireland., Northern Ireland, Police Ombudsman for Northern Ireland, March, 2003Report, URL
  • Trimble, T.J., Ostermeyer, M, & Craig, I , Police baton use in Northern Ireland, Northern Ireland, Police Ombudsman for Northern Ireland. Policing Board for Northern Ireland, March, 2003Report, URL
  • Trimble, T.J., Ostermeyer, M. & Craig, I , Public awareness of the police complaints system in Northern Ireland., Northern Ireland, Police Ombudsman for Northern Ireland, April, 2002Report, URL
  • Trimble, T.J., Ostermeyer, M. & Craig, I , Police use of Baton rounds, Northern Ireland, Police Ombudsman for Northern Ireland, October, 2002Report, URL

Research Expertise

His current research is in collaboration with the Probation Service in Ireland and northern Ireland, and An Garda Siochana, and the Police Service of Northern Ireland - this is evaluating techniques for sex-offender risk assessment. Research with the PBNI also includes evaluating anger management programmes for offenders in the community.


  • Chartered Psychologist - British Psychological Society Psychological Society of Ireland - Secretary to the Conference Committee