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Professor Gillian Haddock BSc (Hons), MClinPsychol, PhD

Photograph of Gillian Haddock

Professor of Clinical Psychology

Section for Clinical and Health Psychology
School of Psychological Sciences
S29, 2nd Floor, Zochonis Building
The University of Manchester
Brunswick Street
M13 9PL

Memberships of Committees and Professional Bodies

  • Associate Fellow of the British Psychological Society (BPS)
  • Member of the Division of Clinical Psychology
  • Chartered Clinical Psychologist
  • Member of the British Association for Behavioural & Cognitive Psychotherapies (BABCP)
  • Accredited BABCP CBT Practitioner


My professional experience is primarily in the field of mental health with particular expertise in psychosis, learning disability, forensic and substance use areas. My main research interests are in the developments of psychological treatments for psychotic symptoms, the cognitive processes associated with psychosis and the measurement of psychotic symptoms.


Gillian Haddock is Professor of Clinical Psychology at the University of Manchester, United Kingdom.  Gillian is the Section Head for Clinical and Health Psychology here at the University, and leads the Centre for New Treatments and Understanding in Mental Health (CeNTrUM), a joint centre with the Institute of Brain, Behaviour and Mental Health. She is also the Manchester Director of the North West Mental Health Alliance, a joint initiative with the Universities of Liverpool and Lancaster to enhance mental health research and treatment in the North west of England. She holds Honorary Consultant Clinical Psychology appointments in National Health Service mental health trusts in the North West of England.


She completed her undergraduate psychology degree at the University of York, her PhD and her professional Clinical Psychology training at the University of Liverpool. Her professional experience is primarily in the field of mental health with particular expertise in psychosis, learning disability, forensic and substance use areas. Her main research interests are in the developments of psychological treatments for psychotic symptoms, the cognitive processes associated with psychosis and the measurement of psychotic symptoms. She has numerous publications in this area and is the editor of two books.

She was president of the British Association of Behavioural and Cognitive Psychotherapies from 1999-2000 and in 1998 was awarded the May Davidson Award given by the Division of Clinical Psychology of the British Psychological Society for contribution to British Clinical Psychology in the first 10 years since qualifying.


  • BSc (Hons) Psychology University of York 1985
  • M.Clin Psychol University of Liverpool 1989
  • PhD University of Liverpool 1994



  • Bucci, S., Berry, K., Barrowclough, C., & Haddock, G. (2016).

    Family interventions in psychosis: A review of the evidence and barriers to implementation.Australian Psychologist, 51(1), 62-68. DOI:10.1111/ap.12172. Publication link: c4f9a4e6-c216-4073-8591-22c08b81cedd
  • Davies, G., Haddock, G., Yung, A. R., Mulligan, L. D., & Kyle, S. D. (2016).

    A systematic review of the nature and correlates of sleep disturbance in early psychosis.Sleep Medicine Reviews. DOI:10.1016/j.smrv.2016.01.001. Publication link: 9ec83dce-875d-4d6a-8df3-612c3264835c | PubMed:26920092
  • Geyt, G. L., Awenat, Y., Tai, S., & Haddock, G. (2016).

    Personal Accounts of Discontinuing Neuroleptic Medication for Psychosis. Qualitative Health Research. DOI:10.1177/1049732316634047. Publication link: 0c16367e-7379-473f-8817-cfabe492c78e | PubMed:26984364
  • Haddock, G., Davies, L., Evans, E., Emsley, R., Gooding, P., Heaney, L., ... Awenat, Y. (2016).

    Investigating the feasibility and acceptability of a cognitive behavioural suicide prevention therapy for people in acute psychiatric wards (the 'INSITE' trial): study protocol for a randomised controlled trial. Trials, 17, 79. DOI:10.1186/s13063-016-1192-9. Publication link: 4a37dfb5-021d-4478-a6fd-122fa235a85b | PubMed:26869076
  • Haddock, G., Mulligan, L., & Kyle, S. (2016).

    High-resolution of the relationship between sleep disturbance, functioning and psychotic symptoms in schizophrenia: a mixed-methods approach. (in press). Journal of Abnormal Psychology. . Publication link: 0e44b371-6fcf-45c9-aead-d44f342aba57
  • Holding, J., Gregg, L., & Haddock, G. (2016).

    Individuals' experiences and opinions of psychological therapies for psychosis: A narrative synthesis.Clinical Psychology Review, 43, 142-161. DOI:10.1016/j.cpr.2015.10.004. Publication link: 7e2a43a7-9170-418e-9a3c-1034f395aba0 | PubMed:26616437
  • Lawton, H. M., Haddock, G., Conroy, P., & Sage, K. (2016).

    Therapeutic alliances in stroke rehabilitation: A meta-ethnography. Archives of Physical Medicine and Rehabilitation. DOI:10.1016/j.apmr.2016.03.031. Publication link: 02acf12a-9e99-4c29-b3a0-264e8e2d3e76 | PubMed:27137094
  • Shryane, N., Morrison, A., Haddock, G., Dunn, G., Law, H., Barrowclough, C., ... Welford, M. (2016).

    Psychological approaches to understanding and promoting recovery in psychosis and bipolar disorder: a mixed-methods approach. Programme Grants Appl Res, 4(5). DOI:10.3310/pgfar04050. Publication link: 3419acd3-10b6-4285-ac88-ec35ee41b367


  • Beck, A. K., Baker, A., Turner, A., Haddock, G., Kelly, P. J., Berry, K., & Bucci, S. (2015).

    Protocol for a systematic review of telephone delivered psychosocial interventions on relapse prevention, adherence to psychiatric medication and health risk behaviours in adults with a psychotic disorder.BMJ open, 5(12). DOI:10.1136/bmjopen-2015-009985. Publication link: 579ffa2b-bb6d-4fe7-8b6b-4b82fd724efa | PubMed:26700289
  • Beck, B., Baker, A., & Haddock, G. (2015).

    A systematic review of telephone delivered psychosocial interventions on relapse prevention, adherence to psychiatric medication and health risk behaviours in adults with psychotic disorder (protocol). BMJ open. . Publication link: 5c3f21a6-321e-4991-9101-cb3dc5c63ab7
  • Berry, K., Ford, S., Jellicoe-Jones, L., & Haddock, G. (2015).

    Trauma in relation to psychosis and hospital experiences: The role of past trauma and attachment.Psychology and psychotherapy. DOI:10.1111/papt.12035. Publication link: 7426914c-c13b-4deb-bb91-2134cc75a934 | PubMed:25044987
  • Berry, K., Gregg, L., Hartwell, R., Haddock, G., Fitzsimmons, M., & Barrowclough, C. (2015).

    Therapist-client relationships in a psychological therapy trial for psychosis and substance misuse.Drug and Alcohol Dependence, 152. DOI:10.1016/j.drugalcdep.2015.04.006. Publication link: 1f452819-3183-4265-b3cb-0704e9b8f64f | PubMed:25962788
  • Berry, K., Haddock, G., Kellett, S., Roberts, C., Drake, R., Barrowclough, C., & Kellet, S. (2015).

    Feasibility of a ward-based psychological intervention to improve staff and patient relationships in psychiatric rehabilitation settings.The British journal of clinical psychology / the British Psychological Society. DOI:10.1111/bjc.12082. Publication link: b0d8bb4f-1c3e-4fe7-909c-5576ae3b285e | PubMed:25884235
  • Bucci, S., Barrowclough, C., Ainsworth, J., Morris, R., Berry, K., Machin, M., ... Haddock, G. (2015).

    Using mobile technology to deliver a cognitive behaviour therapy-informed intervention in early psychosis (Actissist): Study protocol for a randomised controlled trial. Trials, 16(1), [404]. DOI:10.1186/s13063-015-0943-3. Publication link: c1e34678-a3c2-4e9c-bc6c-6260568df307 | PubMed:26357943
  • Bucci, S., Butcher, I., Hartley, S., Neil, S. T., Mulligan, J., & Haddock, G. (2015).

    Barriers and facilitators to recruitment in mental health services: Care coordinators' expectations and experience of referring to a psychosis research trial.Psychology and psychotherapy. DOI:10.1111/papt.12042. Publication link: 6a99cbf4-2019-4a88-817e-6aad0a55c8b4 | PubMed:25257960
  • Drake, R. J., Nordentoft, M., Haddock, G., Arango, C., Fleischhacker, W. W., Glenthøj, B., ... Glenthoj, B. (2015).

    Modeling determinants of medication attitudes and poor adherence in early nonaffective psychosis: implications for intervention.Schizophrenia bulletin, 41(3), [SZBLTN-INVART-14-0548.R2]. DOI:10.1093/schbul/sbv015. Publication link: ee33c1cf-4546-467e-a884-63f3e1045e35 | PubMed:25750247
  • Hartley, S., Haddock, G., Vasconcelos E Sa, D., Emsley, R., & Barrowclough, C. (2015).

    The influence of thought control on the experience of persecutory delusions and auditory hallucinations in daily life.Behaviour research and therapy, 65C. DOI:10.1016/j.brat.2014.12.002. Publication link: 670990e1-8a71-4993-a77c-ac81494c8fca | PubMed:25544402
  • Ince, P., Haddock, G., & Tai, S. (2015).

    A systematic review of the implementation of recommended psychological interventions for schizophrenia: Rates, barriers, and improvement strategies.Psychology and psychotherapy. DOI:10.1111/papt.12084. Publication link: cf86d7bb-a837-46e4-8bc2-9ffe1d82d720 | PubMed:26537838
  • Ince, P., Tai, S., & Haddock, G. (2015).

    Using plain English and behaviourally specific language to increase the implementation of clinical guidelines for psychological treatments in schizophrenia.Journal of mental health (Abingdon, England), 24(3). DOI:10.3109/09638237.2014.958213. Publication link: 6da2789a-deaf-4de2-a6df-531bd59bc3cb | PubMed:25279816
  • Wainwright, L. D., Glentworth, D., Haddock, G., Bentley, R., & Lobban, F. (2015).

    What do relatives experience when supporting someone in early psychosis?. Psychology and psychotherapy, 88(1). DOI:10.1111/papt.12024. Publication link: 55e38226-03c7-415d-aaf8-ed5836fb3dcc | PubMed:24623726
  • Evans, E., Haddock, G., Harris, K., Kelly, J., & Pratt, D. (2015).

    Providing cognitive behavioural therapy for suicide prevention (CBSP) on inpatient psychiatric wards: What are the challenges?. Poster session presented at British Association for Counselling & Psychotherapy (BACP), .. Publication link: 768358aa-4eac-4a95-b040-4ecd03a6c611


  • Haddock, G., Eisner, E., Boone, C., Davies, G., Coogan, C., & Barrowclough, C. (2014).

    An investigation of the implementation of NICE-recommended CBT interventions for people with schizophrenia. Journal of Mental Health, 23(4), 162-165. DOI:10.3109/09638237.2013.869571. Publication link: 542a6751-9c54-4c1a-b1b9-f62f1e342745 | PubMed:24433132
  • Haddock, G., Emsley, R., Barrowclough, C., & Gregg, L. (2014).

    Reasons for substance use and their relationship to subclinical psychotic and affective symptoms, coping, and substance use in a nonclinical sample. Psychology of Addictive Behaviors, 28(1), 247-256. DOI:10.1037/a0034761. Publication link: 6cad8ad5-2597-4f2c-a9a6-3504a548e7ca | PubMed:24274439
  • Hartley, S., Haddock, G., Vasconcelos E Sa, D., Emsley, R., & Barrowclough, C. (2014).

    An experience sampling study of worry and rumination in psychosis. Psychological Medicine, 44(8), 1605-1614. DOI:10.1017/S0033291713002080. Publication link: bdfb07ae-7fa0-425a-aebe-c4b85f1c0758 | PubMed:23953654
  • Hartley, S., Scarratt, P., Bucci, S., Kelly, J., Mulligan, J., Neil, S. T., ... Haddock, G. (2014).

    Assessing Therapist Adherence to Recovery-Focused Cognitive Behavioural Therapy for Psychosis Delivered by Telephone with Support from a Self-Help Guide: Psychometric Evaluations of a New Fidelity Scale. Behavioural and Cognitive Psychotherapy, 42(4), 435-451. DOI:10.1017/S135246581300026X. Publication link: 2ec7c65b-082b-417e-89a0-d8f76d7b98c8 | PubMed:23611066
  • Hartley, S., Varese, F., Vasconcelos e Sa, D., Udachina, A., Barrowclough, C., Bentall, R. P., ... Palmier-Claus, J. (2014).

    Compliance in experience sampling methodology: The role of demographic and clinical characteristics. Psychosis, 6(1), 70-73. DOI:10.1080/17522439.2012.752520. Publication link: a7ce366b-ff20-49db-966e-362a57bb03d2
  • McKenna, G., Fox, J. R. E., & Haddock, G. (2014).

    Investigating the 'jumping to conclusions' bias in people with anorexia nervosa. European Eating Disorders Review, 22(5), 352-359. DOI:10.1002/erv.2310. Publication link: d11f14d5-cbc9-4e05-8673-14e501b4eee2 | PubMed:25103274
  • Mulligan, J., Haddock, G., Hartley, S., Davies, J., Sharp, T., Kelly, J., ... Barrowclough, C. (2014).

    An exploration of the therapeutic alliance within a telephone-based cognitive behaviour therapy for individuals with experience of psychosis. Psychology and Psychotherapy: Theory, Research and Practice, 87(4), 393-410. DOI:10.1111/papt.12018. Publication link: d2769e13-6fff-4af7-80e5-d5500631b9a7 | PubMed:24464969
  • Sumner, K., Haddock, G., Hartley, S., Kilbride, M., Mccusker, M., Pitt, L., ... Barrowclough, C. (2014).

    Preferences for psychological therapy in psychosis: Trial participation, mode of treatment, and willingness to be randomised. Journal of Mental Health, 23(2), 67-71. DOI:10.3109/09638237.2013.841865. Publication link: 0708cfde-c48c-4590-a62c-08e3c5b30d2e | PubMed:24328784
  • Haddock, G., Bucci, S., Townend, C. (Ed.), & Corrie, . U. (Ed.) (2014).

    Psychosis. In Assessment and Formulation in CBT. Sage. . Publication link: 07e85022-bb76-4608-9e8c-4f5dae62f173



  • Berry, K., Barrowclough, C., Innes, C., Fitzgerald, M., Hartley, S., & Haddock, G. (2012).

    A description and evaluation of a challenging behaviour workshop. Journal of Mental Health, 21(5), 478-484. DOI:10.3109/09638237.2012.705920. Publication link: 4cbdf707-4161-42ab-8a9d-63eb0eba6d8a | PubMed:22978503
  • Berry, K., Gregg, L., Vasconcelos e Sa, D., Haddock, G., & Barrowclough, C. (2012).

    Staff-patient relationships and outcomes in schizophrenia: The role of staff attributions. Behaviour Research and Therapy, 50(3), 210-214. DOI:10.1016/j.brat.2012.01.004. Publication link: b4139293-de22-48e5-8bed-97ffe656a097 | PubMed:22325807
  • Haddock, G., Beardmore, R., Earnshaw, P., Fitzsimmons, M., Nothard, S., Butler, R., ... Barrowclough, C. (2012).

    Assessing fidelity to integrated motivational interviewing and CBT therapy for psychosis and substance use: The MI-CBT fidelity scale (MI-CTS). Journal of Mental Health, 21(1), 38-48. DOI:10.3109/09638237.2011.621470. Publication link: 2e6c7f9f-cacd-40cb-b4e0-027b09977715 | PubMed:22257130
  • Hartley, S., Haddock, G., & Barrowclough, C. (2012).

    Anxiety and depression and their links with delusions and hallucinations in people with a dual diagnosis of psychosis and substance misuse: A study using data from a randomised controlled trial. Behaviour Research and Therapy, 50(1), 65-71. DOI:10.1016/j.brat.2011.10.007. Publication link: 43c3f222-5c88-453d-9246-3d7b159dc02c | PubMed:22088611


  • Berry, K., Barrowclough, C., & Haddock, G. (2011).

    The role of expressed emotion in relationships between psychiatric staff and people with a diagnosis of psychosis: A review of the literature. Schizophrenia Bulletin, 37(5), 958-972. DOI:10.1093/schbul/sbp162. Publication link: d1577c25-44a8-4cd5-9cf1-835e4db29e90 | PubMed:20056685
  • Haddock, G., Wood, L., Watts, R., Dunn, G., Morrison, A. P., & Price, J. (2011).

    The Subjective Experiences of Psychosis Scale (SEPS): Psychometric evaluation of a scale to assess outcome in psychosis. Schizophrenia Research, 133(1-3), 244-249. DOI:10.1016/j.schres.2011.09.023. Publication link: b84367f4-bd7f-427a-8067-801f8d82f984 | PubMed:22000941
  • Lobban, F., Glentworth, D., Haddock, G., Wainwright, L., Clancy, A., & Bentley, R. (2011).

    The views of relatives of young people with psychosis on how to design a Relatives Education and Coping Toolkit (REACT). Journal of Mental Health, 20(6), 567-579. DOI:10.3109/09638237.2011.593592. Publication link: 9f507b03-32a9-404a-a365-b4031925d279 | PubMed:22126633
  • Lobban, F., Glentworth, D., Wainwright, L., Pinfold, V., Chapman, L., Larkin, W., ... Haddock, G. (2011).

    Relatives Education And Coping Toolkit - REACT. Study protocol of a randomised controlled trial to assess the feasibility and effectiveness of a supported self management package for relatives of people with recent onset psychosis. BMC Psychiatry, 11, [100]. DOI:10.1186/1471-244X-11-100. Publication link: c95f688a-7509-440b-8109-a2a30bf8c2cb | PubMed:21679463
  • Steel, C., Haddock, G., Tarrier, N., Picken, A., & Barrowclough, C. (2011).

    Auditory hallucinations and posttraumatic stress disorder within schizophrenia and substance abuse. Journal of Nervous and Mental Disease, 199(9), 709-711. DOI:10.1097/NMD.0b013e318229d6e8. Publication link: 38b3ccbb-77af-4240-b9de-4caf0190cc18 | PubMed:21878787
  • Haddock, G., & Spaulding, W. (2011).

    Psychological Treatment of Psychosis. In Schizophrenia: Third Edition|Schizophrenia: Third Ed.. (pp. 666-686). Wiley-Blackwell. DOI:10.1002/9781444327298.ch32. Publication link: 39464bee-b4f8-4756-9f8a-56128dac9425
  • Haddock, G., & Steel, C. (Ed.) (2011).

    The challenge of anger, aggression and violence when delivering CBT for psychosis: clinical and service considerations. In CBT for Schizophrenia: Evidence-Based Interventions adn Future Directions. England: Wiley-Blackwell. . Publication link: 705e344c-99e1-4476-a0e8-922876e0193c
  • Haddock, G., Oathamshaw, S., Barrowcliff, A., Taylor, J. (Ed.), Lindsay, W. (Ed.), Hastings, R. (Ed.), & Hatton, C. (Ed.) (2011).

    CBT for People with Intellectual Disabilities and Psychosis. In Psychological Therapies for Adults with Intellectual Disabilities. Oxford, England: Wiley. . Publication link: 1e00e53d-c738-4a0e-8e3b-3292ecef879d


  • Barrowcliff, A. L., & Haddock, G. (2010).

    Factors affecting compliance and resistance to auditory command hallucinations: Perceptions of a clinical population. Journal of Mental Health, 19(6), 542-552. DOI:10.3109/09638237.2010.520365. Publication link: 55590dbc-e846-45d2-8b09-af7dce885a6c | PubMed:20874508
  • Barrowclough, C., Haddock, G., Wykes, T., Beardmore, R., Conrod, P., Craig, T., ... Tarrier, N. (2010).

    Integrated motivational interviewing and cognitive behavioural therapyfor people with psychosis and comorbid substance misuse: Randomised controlled trial. BMJ, 341(7784), 1204. [c6325]. DOI:10.1136/bmj.c6325. Publication link: e774d278-f9d9-4f20-a7aa-062207d1df94 | PubMed:21106618
  • Wood, L., Price, J., Morrison, A., & Haddock, G. (2010).

    Conceptualisation of recovery from psychosis: A service-user perspective. Psychiatrist, 34(11), 465-470. DOI:10.1192/pb.bp.109.027409. Publication link: d43d6cdf-9d6f-4339-94c2-4f722556d023
  • Haddock, G., Oathamshaw, S., & Barrowcliff, A. (2010).

    Working with people with psychosis (in press). No publisher name.. Publication link: bf7fe374-3f2e-4685-983d-c3e85359ef98
  • Haddock, G., Fleischhacker, W. (Ed.), & Stolerman, I. (Ed.) (2010).

    Cognitive behavioral therapy for people with schizophrenia. In Encyclopaedia of Schizophrenia. Springer. . Publication link: 6a366104-74ec-4698-9b49-e7792b0d8709


  • Gregg, L., Barrowclough, C., & Haddock, G. (2009).

    Development and validation of a scale for assessing reasons for substance use in schizophrenia: The ReSUS scale. Addictive Behaviors, 34(10), 830-837. DOI:10.1016/j.addbeh.2009.03.004. Publication link: 34faf76c-1dfc-4215-b5b6-537399a3a616 | PubMed:19339121
  • Gregg, L., Haddock, G., & Barrowclough, C. (2009).

    Self-reported reasons for substance use in schizophrenia: A Q methodological investigation. Mental Health and Substance Use: Dual Diagnosis, 2(1), 24-39. DOI:10.1080/17523280802593293. Publication link: 73f3870f-a42d-4ef8-b89d-d859ace2b240
  • Haddock, G., Barrowclough, C., Shaw, J. J., Dunn, G., Novaco, R. W., & Tarrier, N. (2009).

    Cognitive-behavioural therapy v. social activity therapy for people with psychosis and a history of violence: Randomised controlled trial. British Journal of Psychiatry, 194(2), 152-157. DOI:10.1192/bjp.bp.107.039859. Publication link: c73eeadf-e3a7-42a6-9034-3d3aa4cf7077 | PubMed:19182178
  • Haddock, G., Cross, Z., Beardmore, R., Tarrier, N., Lewis, S., Moring, J., & Barrowclough, C. (2009).

    Assessing illicit substance use in schizophrenia: The relationship between self report and detection by hair analysis. Schizophrenia Research, 114(1-3), 180-181. DOI:10.1016/j.schres.2009.07.020. Publication link: 5a3e8f4e-ebcb-4dac-8b6c-c91cbcb02ba5


  • Berry, K., & Haddock, G. (2008).

    The implementation of the NICE guidelines for schizophrenia: Barriers to the implementation of psychological interventions and recommendations for the future. Psychology and Psychotherapy: Theory, Research and Practice, 81(4), 419-436. DOI:10.1348/147608308X329540. Publication link: fe19dee0-e3c5-4841-8ab1-fa73696b6eb9 | PubMed:18652741
  • Shaw, J., & Haddock, G. (2008).

    Clinical Handbook of Schizophrenia. In Understanding and Working with Aggression, Violence, and Psychosis. Chapter 39. . Publication link: 8b7c2bd0-3b2b-4140-b48e-8a4e2c93ffdd


  • Drake, R. J., Dunn, G., Tarrier, N., Bentall, R. P., Haddock, G., & Lewis, S. W. (2007).

    Insight as a predictor of the outcome of first-episode nonaffective psychosis in a prospective cohort study in England. Journal of Clinical Psychiatry, 68(1), 81-86. . Publication link: 277f7b60-6d32-4986-b135-00ba0adc6569
  • Drake, R., Haddock, G., Tarrier, N., Bentall, R., & Lewis, S. (2007).

    The Psychotic Symptom Rating Scales (PSYRATS): Their usefulness and properties in first episode psychosis. Schizophrenia Research, 89(1-3), 119-122. DOI:10.1016/j.schres.2006.04.024. Publication link: 16ae7813-7782-45d0-a120-c2af7ce0023f
  • Gregg, L., Barrowclough, C., & Haddock, G. (2007).

    Reasons for increased substance use in psychosis. Clinical Psychology Review, 27(4), 494-510. DOI:10.1016/j.cpr.2006.09.004. Publication link: 42c25815-20dd-4ae5-be9e-3df68274cf44
  • Barrowclough, C., & Haddock, G. (2007).

    Psychosis & drug and alcohol problems.In Clinical Handbook of co-existing Mental Health & drug & alcohol problems.. Publication link: d841ee32-90eb-4dd0-8894-fb4d0bb7d323



  • Barrowclough, C., Haddock, G., Moring, J., Roberts, C., Hopper, M., & Telfer, I. (2005).

    Accessing drug services: needs and views of drug service users.Drugs - Education, Prevention & Policy, 12. . Publication link: 47625e2e-15be-4da9-a91b-45b4fcc01f52
  • Haddock, G., & Oathamshaw, S. (2005).

    Do people with intellectual disabilities and psychosis have the cognitive skills required to undertake cognitive behavioural therapy?. Journal of Applied Research in Intellectual Disabilities., 19. . Publication link: 54f029d5-2beb-4f1a-ac1c-7c8d104124ba
  • Hatton, C., Haddock, G., Taylor, J. L., Coldwell, J., Crossley, R., & Peckham, N. (2005).

    The reliability and validity of general psychotic rating scales with people with mild and moderate intellectual disabilities: An empirical investigation. Journal of Intellectual Disability Research, 49(7), 490-500. DOI:10.1111/j.1365-2788.2005.00696.x. Publication link: c298c7df-8044-4265-950b-6be4b0d87d41
  • Haddock, G. (2005).

    Psychosis and drug and alchohol problems.In Clinical Handbook of co-existing mental health and drug and alchohol problems.. Publication link: 1c219e6d-e021-43a6-9777-7f4c03bd4fa4
  • Haddock, G., & Shaw, J. (2005).

    Understanding and working with aggression, violence and psychosis.In Clinical Handbook of Schizophrenia.. Wiley. . Publication link: b7abddd0-8772-42ba-a453-a03359f20880


  • Grazebrook, K. A., Siddle, R., Leadley, K., Everitt, J., Benn, A., Haddock, G., ... Tarrier, N. (2004).

    First episode psychosis: Two cases to illustrate the role of cognitive behaviour therapy in making sense of unusual experiences. Behavioural and Cognitive Psychotherapy, 32(3), 331-345. DOI:10.1017/S1352465804001390. Publication link: 903350b9-d918-465f-aadf-473ccc83685e
  • Haddock, G., Barrowclough, C., Lowens, I., Brosnan, N., & Novaco, R. (2004).

    Cognitive behaviour therapy for schizophrenia and anger problems: a case series. Behavioural And Cognitive Psychotherapy, 32. . Publication link: 0015ae4a-8b97-4586-8c0e-99500d543d71
  • Siddle, R., Haddock, G., Tarrier, N., & Faragher, E. B. (2004).

    Religious beliefs and religious delusions: Response to treatment in schizophrenia. Mental Health, Religion and Culture, 7(3), 211-223. DOI:10.1080/13674670310001602454. Publication link: f00bb484-9257-45e7-8558-2b08a99af7d8
  • Tai, S., Haddock, G., & Bentall, R. (2004).

    The effects of emotional salience on thought disorder in patients with bipolar affective disorder. Psychological Medicine, 34(5), 803-809. DOI:10.1017/S003329170300117X. Publication link: cc859524-fc6d-49a6-a372-09fca20bdefe
  • Tarrier, N., Lewis, S., Haddock, G., Bentall, R., Drake, R., Kinderman, P., ... Dunn, G. (2004).

    Cognitive-behavioural therapy in first-episode and early schizophrenia: 18-month follow-up of a randomised controlled trial. British Journal of Psychiatry, 184, 231-239. DOI:10.1192/bjp.184.3.231. Publication link: a58a9fdb-2716-444c-8c38-07deafa6f9cb


  • Haddock, G., Gleeson, J., McGorry, P., & Siddle, R. (2003).

    Cognitive behaviour therapy during the acute phase of early schizophrenia.In Psychological interventions in early psychosis: a practical treatment handbook. Wiley. . Publication link: bff22d10-7778-4579-9df0-6f55151da9f2
  • Haddock, G., Leahy, R., & Siddle, R. (2003).

    Overcoming roadblocks in the cognitive-behavior therapy of psychosis.In Overcoming roadblocks in Cognitive therapy. Wiley. . Publication link: 812fbc6f-1463-46e4-a7f3-6b880ffa4d26


  • Lewis, S., Tarrier, N., Haddock, G., Bentall, R., Kinderman, P., Kingdon, D., ... Dunn, G. (2002).

    Randomised controlled trial of cognitive-behavioural therapy in early schizophrenia: Acute-phase outcomes. British Journal of Psychiatry, 181(43), s91-s97. DOI:10.1192/bjp.181.43.s91. Publication link: dcc71d6f-a11e-4e70-85fd-77e4ec745064
  • Lobban, F., Haddock, G., Kinderman, P., & Wells, A. (2002).

    The role of metacognitive beliefs in auditory hallucinations. Personality and Individual Differences, 32(8), 1351-1363. DOI:10.1016/S0191-8869(01)00123-4. Publication link: c5a7f492-9b72-4df5-9ab0-cca60299eb7f
  • Mcgovern, J., Johns, L. C., Sellwood, W., McGovern, J., & Haddock, G. (2002).

    Battling boredom: Group cognitive behaviour therapy for negative symptoms of schizophrenia. Behavioural and Cognitive Psychotherapy, 30(3), 341-346. DOI:10.1017/S1352465802003089. Publication link: e60c17d9-4c9f-448d-89e2-ce7cfbf34cd2
  • Siddle, R., Haddock, G., Tarrier, N., & Faragher, E. B. (2002).

    Religious delusions in patients admitted to hospital with schizophrenia. Social Psychiatry and Psychiatric Epidemiology, 37(3), 130-138. DOI:10.1007/s001270200005. Publication link: c1c1013e-ae02-48d9-b27e-b24c4ad8044f
  • Siddle, R., Haddock, G., Tarrier, N., & Faragher, E. B. (2002).

    The validation of a religiosity measure for individuals with schizophrenia. Mental Health, Religion and Culture, 5(3), 267-284. DOI:10.1080/13674670210130027. Publication link: 30978a86-13dc-4472-80b9-c534d75ff47b
  • Tarrier, N., Haddock, G., Barrowclough, C., & Wykes, T. (2002).

    Are all psychological treatments for psychosis equal? The need for CBT in the treatment of psychosis and not for psychodynamic psychotherapy. Psychology and Psychotherapy: Theory, Research and Practice, 75(4), 365-374. DOI:10.1348/147608302321151871. Publication link: 1259d6d5-8f72-4649-9fbb-a5e368839ec0
  • Barrowclough, C., Haddock, G., Kashima, H., Asai, M., Faloon, I. R. H., Mizuno, M., & Tarrier, N. (2002).

    Cognitive-behavioural treatment of schizophrenia. In Comprehensive treatment of schizophrenia: Linking neurobehavioural findings to psychosocial approaches.. Tokyo: Springer. . Publication link: dd772d0f-a880-4105-8a7b-62f20ce4a0c4
  • Haddock, G., Barrowclough, C., Moring, J., & Tarrier, N. (2002).

    Cognitive behaviour therapy for patients with co-existing psychosis and substance use problems.In Casebook of Cognitive Therapy for Psychosis. Cambridge University Press. . Publication link: 1a13d1c8-2e87-4fb1-8532-4f52a12ae6c3
  • Tarrier, N., Haddock, G., Cormac, I., Jones, C., & Campbell, C. (2002).

    Cognitive behaviour therapy for schizophrenia.In Cochrane database of systematic reviews (Online)|Cochrane Database Syst Rev. (pp. CD000524). New York. . Publication link: 66fefaaa-00f0-4a28-906e-f466881a434f


  • Barrowclough, C., Haddock, G., Lowens, I., Connor, A., Pidliswyj, J., & Tracy, N. (2001).

    Staff expressed emotion and causal attributions for client problems on a low secure unit: An exploratory study. Schizophrenia Bulletin, 27, 517-526. DOI:10.1093/oxfordjournals.schbul.a006892. Publication link: 1493ed6b-8820-406a-a1e3-923fb6ebe259
  • Haddock, G., Barrowclough, C., Schofield, N., & Quinn, J. (2001).

    Schizophrenia and substance use problems: a comparisonbetween patients with and without significant carercontact.Soc Psychiatry PsychiatrEpidemiol, 36( 11). . Publication link: 5b8d8270-ecc6-4e72-9e0e-b10a5e966b11
  • Haddock, G. (2001).

    Cognitive-behaviour therapy for patients with co-exisiting psychosis and substance use problems.In A Casebook of Cognitive Therapy for Psychosis. Wiley. . Publication link: a1c7d757-b86e-4225-8039-087180428819
  • Haddock, G., Barrowclough, C., Morrison, A., Moring, J., & Tarrier, N. (2001).

    Cognitive-behavioural therapy for schizophrenia: A case formulation approach.In Treating chronic and severe mental disorders: A handbook of empirically supported interventions. Lynne Rienner Publishers. . Publication link: 147fdaf8-c64a-4254-bf92-caea3bdb08f0


  • Barrowclough, C., Haddock, G., & Moring, J. (2000).

    Cognitive-behaviorual intervention for severely mentally ill clients with a substance misuse problem. Psychiatric Rehabilitation Skills, 4. . Publication link: 7a72f0a8-4767-4dc9-90fa-c57d0861fb36
  • Haddock, G. (2000).

    Bringing into clinical practice skills shown to be effective in research settings. A follow-up of Thorn training in psychosocial family interventions for psychosis. In Martindael, Bateman,Crowe and Margison (eds). In Psychosis: Psychological approaches and their effectiveness.. Publication link: a15d7161-d4b8-4f9f-a931-af501b1c1f39
  • Haddock, G., Martindale, B., Baguley, I., Butterworth, A., Bateman, A., Crowe, M., ... Tarrier, N. (2000).

    Bringing into clinical practice skills shown to be effective in research settings: A Follow-up of the 'Thorn training' in psychosocial family interventions for psychosis. In Psychosis: Psychological Approaches and their Effectiveness. London. . Publication link: 6509a991-4be2-406c-bae6-c1aa8858e74e


  • Haddock, G. (1999).

    Individual cognitive-behaviour therapy for chronic and early psychosis. Continuing Professional Development Bulletin in Psychiatry. . Publication link: 4b4805a6-65cb-45e5-b4f7-e331f8647a86
  • Haddock, G., Lewis, S., Barrowclough, C., & Tarrier, N. (1999).

    Hair analysis for substance use [7]. British Journal of Psychiatry, 174, 370. . Publication link: 1ea704d4-9efe-452b-95dc-fd45ffc6598b
  • Haddock, G., McCarron, J., Tarrier, N., & Faragher, E. B. (1999).

    Scales to measure dimensions of hallucinations and delusions: The psychotic symptom rating scales (PSYRATS). Psychological Medicine, 29(4), 879-889. DOI:10.1017/S0033291799008661. Publication link: bd336923-c882-4401-bc01-5d5a4407711d


  • Haddock, G. (1998).

    Complex Cases in Cognitive-Behaviour Therapy. Wiley.. Publication link: 1d3a556e-ac2a-4c8a-bee2-d25be7e949a5
  • Bradshaw, T., & Haddock, G. (1998).

    Is befriending by trained volunteers of value to people suffering from long-term mental illness?. Journal of Advanced Nursing, 27(4), 713-720. . Publication link: 7c99050f-1479-477f-a6df-716e01e26d2a
  • Haddock, G. (1998).

    Psychosis: thinking beyond drugs. The Therapist. . Publication link: dcdad87b-aaf1-419d-920f-1bd2fcc009c1
  • Haddock, G., Morrison, A. P., Hopkins, R., Lewis, S., & Tarrier, N. (1998).

    Individual cognitive-behavioural interventions in early psychosis. British Journal of Psychiatry, 172(33), 101-106. . Publication link: ec127f8c-d7ab-4bb0-804b-c565231f54a3
  • Haddock, G., Slade, P. D., Bentall, R. P., & Reid, D. (1998).

    A trial examining the long-term effectiveness of focusing and distraction in the management of audtory hallucinations. British Journal of Medical Psychology, 71. . Publication link: f8dfc216-e027-4173-ba4d-69420fc50aec
  • Haddock, G., Slade, P., Bentall, R. P., Reid, D., & Faragher, E. (1998).

    A comparison of the long-term effectiveness of distraction and focusing in the treatment of auditory hallucinations.Br J Med Psychol, 71 ( Pt 3). . Publication link: fd377b6d-c83f-4f1b-aefa-692f12e276e7
  • Haddock, G., Tarrier, N., Spaulding, W., Yusupoff, L., Kinney, C., & McCarthy, E. (1998).

    Individual cognitive-behavior therapy in the treatment of hallucinations and delusions: A review. Clinical Psychology Review, 18(7), 821-838. DOI:10.1016/S0272-7358(98)00007-5. Publication link: 83065a81-a2a6-4bc7-bbd2-5b1f96c1f527
  • Haddock, G. (1998).

    Assessment and formulation in psychosis.In Complex Cases : A Cognitive-Behavioural Approach. Wiley. . Publication link: c30571ba-5ba6-44f1-a020-c104bebb7c1e
  • Haddock, G. (1998).

    Options and clinical decision making in the assessment of psychological treatment of hallucinations and delusions. In Cognitively-oriented psychotherapy in psychotic disorders.. Publication link: 7ce84fdc-f165-4fea-b093-9873d491f1ac
  • Haddock, G. (1998).

    The measurement of outcome in schizophrenia treatment research. In Outcome and innovation in the psychological treatment of schizophrenia.. Publication link: 7a5da039-d9f2-44a5-93ca-b7bf391a7224
  • Haddock, G., Barrowclough, C., Tarrier, N., Wykes, T., & Lewis, S. W. (1998).

    Training and dissemination: From research to practice in innovative psychosocial treatments for schizophrenia. In Outcome and Innovation in Psychological Treatment of Schizophrenia. Chichester: Wiley. . Publication link: 18e3c45a-10a2-4b3f-8a96-1f86ead264db


Research projects