Publications

A selected list of scientific publications, book chapters, and books for 2022 and 2021 that exemplify our lab’s research approach and areas of expertise.

Further references, including publications from 2020 and earlier, are on the Resources page and in each of our members’ individual publication pages.

2022: Current scientific publications (including Early View)

Barkham, M., Lutz, W., & Castonguay, L. G. (2022). Das 50-jährige Jubiläum des Bergin and Garfield Handbook of Psychotherapy and Behavior Change [The 50th Anniversary Edition of Bergin and Garfield's Handbook of Psychotherapy and Behavior Change]. Psychotherapie, Psychosomatik, medizinische Psychologie, 72(1), 7–8.
https://doi.org/10.1055/a-1686-4682

Bruijniks, S., van Bronswijk, S. C., DeRubeis, R. J., Delgadillo, J., Cuijpers, P., & Huibers, M. (2022). Individual differences in response to once versus twice weekly sessions of CBT and IPT for depression. Journal of Consulting and Clinical Psychology, 90(1), 5–17. https://doi.org/10.1037/ccp0000658

Delgadillo, J., Ali, S., Fleck, K., Agnew, C., Southgate, A., Parkhouse, L., Cohen, Z. D., DeRubeis, R. J., & Barkham, M. (2022). Stratified care vs stepped care for depression: A cluster randomized clinical trial. JAMA Psychiatry, 79(2), 101–108. https://doi.org/10.1001/jamapsychiatry.2021.3539

Delgadillo, J., Deisenhofer, A.-K., Probst, T., Shimokawa, K., Lambert, M. J., & Kleinstauber, M. (2022). Progress feedback narrows the gap between more and less effective therapists: A therapist effects meta-analysis of clinical trials. Journal of Consulting and Clinical Psychology, 90(7), 559–567. https://doi.org/10.1037/ccp0000747


Duffy, K. E. M., Simmonds-Buckley, M., Saxon, D., Delgadillo, J., & Barkham, M. (2022). Early response as a prognostic indicator in person-centered experiential therapy for depression. Journal of Counseling Psychology, 10.1037/cou0000633. Advance online publication. https://doi.org/10.1037/cou0000633

Faija, C. L., Bee, P., Lovell, K., Lidbetter, N., Gellatly, J., Ardern, K., Rushton, K., Brooks, H., McMillan, D., Armitage, C. J., Woodhouse, R., & Barkham, M. (2022). Using routine outcome measures as clinical process tools: Maximising the therapeutic yield in the IAPT programme when working remotely. Psychology and Psychotherapy, 10.1111/papt.12400. Advance online publication.
https://doi.org/10.1111/papt.12400

Firth, N., Barkham, M., Delgadillo, J., Allery, K., Woodward, J., & O'Cathain, A. (2022). Socioeconomic deprivation and dropout from contemporary psychological intervention for common mental disorders: A systematic review. Administration and Policy in Mental Health, 49(3), 490–505.
https://doi.org/10.1007/s10488-021-01178-8

Fletcher, A. C., & Delgadillo, J. (2022). Psychotherapists' personality traits and their influence on treatment processes and outcomes: A scoping review. Journal of Clinical Psychology, 78(7), 1267–1287.
https://doi.org/10.1002/jclp.23310

Hunt, V. J., & Delgadillo, J. (2022). Is alcohol use associated with psychological treatment attendance and clinical outcomes? The British Journal of Clinical Psychology, 61(2), 527–540.
https://doi.org/10.1111/bjc.12343

Lutz, W., Schwartz, B., & Delgadillo, J. (2022). Measurement-based and data-informed psychological therapy. Annual Review of Clinical Psychology, 18, 71–98.
https://doi.org/10.1146/annurev-clinpsy-071720-014821

Pott, S. L., Kellett, S., Green, S., Daughters, S., & Delgadillo, J. (2022). Behavioral activation for depression delivered by drug and alcohol treatment workers: A pilot randomized controlled trial. Journal of Substance Abuse Treatment, 139, 108769.
https://doi.org/10.1016/j.jsat.2022.108769

Power, N., Noble, L. A., Simmonds-Buckley, M., Kellett, S., Stockton, C., Firth, N., & Delgadillo, J. (2022). Associations between treatment adherence-competence-integrity (ACI) and adult psychotherapy outcomes: A systematic review and meta-analysis. Journal of Consulting and Clinical Psychology, 90(5), 427–445.
https://doi.org/10.1037/ccp0000736

Richards, P. S., & Barkham, M. (2022). Enhancing the evidence base for spiritually integrated psychotherapies: Progressing the paradigm of practice-based evidence. Psychotherapy, 59(3), 303–306. https://doi.org/10.1037/pst0000438

Sales, C., Ashworth, M., Ayis, S., Barkham, M., Edbrooke-Childs, J., Faísca, L., Jacob, J., Xu, D., & Cooper, M. (2022). Idiographic patient reported outcome measures (I-PROMs) for routine outcome monitoring in psychological therapies: Position paper. Journal of Clinical Psychology, 10.1002/jclp.23319. Advance online publication.
https://doi.org/10.1002/jclp.23319

Simmonds-Buckley, M., Osivwemu, E. O., Kellett, S., & Taylor, C. (2022). The acceptability of cognitive analytic therapy (CAT): Meta-analysis and benchmarking of treatment refusal and treatment dropout rates. Clinical Psychology Review, 102187. https://doi.org/10.1016/j.cpr.2022.102187

Tait, J., Edmeade, L., & Delgadillo, J. (2022). Are depressed patients' coping strategies associated with psychotherapy treatment outcomes? Psychology and Psychotherapy, 95(1), 98–112.
https://doi.org/10.1111/papt.12368

Toro, C. T., Jackson, T., Payne, A. S., Walasek, L., Russell, S., Daly, G., Waller, G., & Meyer, C. (2022). A feasibility study of the delivery of online brief cognitive-behavioral therapy (CBT-T) for eating disorder pathology in the workplace. The International Journal of Eating Disorders, 55(5), 723–730.
https://doi.org/10.1002/eat.23701

Turk, F., Kellett, S., & Waller, G. (2022). Comparing self-compassion versus body exposure for adult women with moderate to severe body dissatisfaction: A feasibility and pilot trial. Clinical Psychology and Psychotherapy, 10.1002/cpp.2724. Advance online publication.
https://doi.org/10.1002/cpp.2724

2021: Current scientific publications (including Early View)

AlShebali, M., Becker, C., Kellett, S., AlHadi, A., & Waller, G. (2021). Adapting the body project to a non-western culture: A dissonance-based eating disorders prevention program for Saudi women. Eating and Weight Disorders: Studies on Anorexia, Bulimia and Obesity, 26, 2503–2512.
https://doi.org/10.1007/s40519-021-01104-9

Banyard, H., Behn, A. J., & Delgadillo, J. (2021). Personality disorders and their relation to treatment outcomes in cognitive behavioural therapy for depression: A systematic review and meta-analysis. Cognitive Therapy and Research, 45, 561–576.
https://doi.org/10.1007/s10608-021-10203-x

Barkham, M., Saxon, D., Hardy, G. E., Bradburn, M., Galloway, D., Wickramasekera, N., Keetharuth, A. D., Bower, P., King, M., Elliott, R., Gabriel, L., Kellett, S., Shaw, S., Wilkinson, T., Connell, J., Harrison, P., Ardern, K., Bishop-Edwards, L., Ashley, K.,... Brazier, J. E. (2021). Person-centred experiential therapy versus cognitive behavioural therapy delivered in the English Improving Access to Psychological Therapies service for the treatment of moderate or severe depression (PRaCTICED): A pragmatic, randomised, non-inferiority trial. The Lancet Psychiatry, 8(6), 487–499.
https://doi.org/10.1016/S2215-0366(21)00083-3

Bone, C., Simmonds-Buckley, M., Thwaites, R., Sandford, D., Merzhvynska, M., Rubel, J., ... Delgadillo, J. (2021). Dynamic prediction of psychological treatment outcomes: Development and validation of a prediction model using routinely collected symptom data. The Lancet Digital Health, 3(4), e231-e240.

Broglia, E., Millings, A., & Barkham, M. (2021). Student mental health profiles and barriers to help seeking: When and why students seek help for a mental health concern. Counselling and Psychotherapy Research. Advance online publication.
https://doi.org/10.1002/capr.12462

Chang, P. G. R. Y., Delgadillo, J., & Waller, G. (2021). Early response to psychological treatment for eating disorders: A systematic review and meta-analysis. Clinical Psychology Review, 86, 102032.
https://doi.org/10.1016/j.cpr.2021.102032

Chekroud, A. M., Bondar, J., Delgadillo, J., Dohery, G., Wasil, A., Fokkema, M., ... Choi, K. (2021). The promise of machine learning in predicting treatment outcomes in psychiatry. World Psychiatry, 20(2), 154-170.
https://doi.org/10.1002/wps.20882

Cooper, M., Stafford, M. R., Saxon, D., Beecham, J., Bonin, E., Barkham, M., ... Ryan, G. (2021). Humanistic counselling plus pastoral care as usual versus pastoral care as usual for the treatment of psychological distress in adolescents in UK state schools (ETHOS): A randomised controlled trial. The Lancet Child and Adolescent Health. Advance online publication.
https://doi.org/10.1016/S2352-4642(20)30363-1

Delgadillo., J. (2021). Machine learning: A primer for psychotherapy researchers. Psychotherapy Research, 31(1), 1-4.
https://doi.org/10.1080/10503307.2020.1859638

Delgadillo, J., Ali, S., Fleck, K., Agnew, C., Southgate, A., Parkhouse, L., Cohen, Z. D., DeRubeis, R. J., & Barkham, M. (2021). Stratified care vs stepped care for depression: A cluster randomized clinical trial. JAMA Psychiatry. Published online 8 December 2021.
https://doi.org/10.1001/jamapsychiatry.2021.3539

Delgadillo, J., McMillan, D., Gilbody, S., de Jong, K., Lucock, M., Lutz, W., ... Ali, S. (2021). Cost-effectiveness of feedback-informed psychological treatment: Evidence from the IAPT-FIT Trial. Behaviour Research and Therapy. Advance online publication.

Dolan, N., Simmonds-Buckley, M., Kellett, S., Siddell, E., & Delgadillo, J. (2021). Effectiveness of stress control large group psychoeducation for anxiety and depression: Systematic review and meta-analysis. The British Journal of Clinical Psychology. Advance online publication.
https://doi.org/10.1111/bjc.12288

Firth, N., Barkham, M., Delgadillo, J., Allery, K., Woodward, J., & O'Cathain, A. (2021). Socioeconomic deprivation and dropout from contemporary psychological intervention for common mental disorders: A systematic review. Administration and Policy in Mental Health and Mental Health Services Research.
https://doi.org/10.1007/s10488-021-01178-8

Gaskell, C., Askey-Jones, R., Groom, M., & Delgadillo, J. (2021). Effectiveness of transdiagnostic seminars to support patients with common mental disorders: A multi-service practice research network study. Behavioural and Cognitive Psychotherapy. Advance online publication.
https://doi.org/10.1017/S1352465821000114

Gaskell, C., Hague, B., & Kellett, S. (2021). Effectiveness of the unified protocol for treating co-morbid health anxiety and depression: An empirical case study. Behavioural and Cognitive Psychotherapy. Advance online publication.
https://doi.org/10.1017/S1352465821000205

Hernandez, M. E. H. & Waller, G. (2021). Are we on the same page? A comparison of patients’ and clinicians’ opinions about the importance of CBT techniques. Cognitive Behaviour Therapy. Advance online publication.
https://doi.org/10.1080/16506073.2020.1862292

Hiney-Saunders, K., Ousley, L. Caw, J., Cassinelli, E., & Waller, G. (2021). Effectiveness of treatment for adolescents and adults with anorexia nervosa in a routine residential setting. Eating Disorders: The Journal of Treatment and Prevention, 29(1), 103-117.
https://doi.org/10.1080/10640266.2019.1656460

Kellett, S., Simmonds-Buckley, M., Limon, E., Hague, J., Hughes, L., Stride, C., & Millings, A. (2021). Defining the assessment and treatment competencies to deliver low-intensity cognitive behavior therapy: A multi-center validation study. Behavior Therapy, 52(1), 15-27.
https://doi.org/10.1016/j.beth.2020.01.006

Kellett, S. & Stockton, D. (2021). Treatment of obsessive morbid jealousy with cognitive analytic therapy: A mixed-methods quasi-experimental case study. British Journal of Guidance and Counselling. Advance online publication. https://doi.org/10.1080/03069885.2021.1929834

Laker, V. & Waller, G. (2021). Does comparison of self with others influence body image among adult women? An experimental study in naturalistic settings. Eating and Weight Disorders – Studies on Anorexia, Bulimia and Obesity. Advance online publication.
https://doi.org/10.1007/s40519-021-01196-3

Lorimer, B., Delgadillo, J., Kellett, S., & Lawrence, J. (2021). Dynamic prediction and identification of cases at risk of relapse following completion of low-intensity cognitive behavioural therapy. Psychotherapy Research, 31(1), 19-32.
https://doi.org/10.1080/10503307.2020.1733127

Lorimer, B., Kellett, S., Nye, A., & Delgadillo, J. (2021). Predictors of relapse and recurrence following cognitive behavioural therapy for anxiety-related disorders: A systematic review. Cognitive Behaviour Therapy, 50(1), 1-18.
https://doi.org/10.1080/16506073.2020.1812709

Merzhvynska, M., Simmonds-Buckley, M., Delgadillo, J., & Kellett, S. (2021). Trajectories of change in the therapeutic alliance during cognitive analytic therapy for depression. Psychology and Psychotherapy: Theory, Research and Practice. Advance online publication.
https://doi.org/10.1111/papt.12322

Noble, L., Firth, N., Delgadillo, J., & Kellett, S. (2021). An investigation of the competencies involved in the facilitation of CBT-based group psychoeducational interventions. Behavioural and Cognitive Psychotherapy. Advance online publication.
https://doi.org/10.1017/S1352465821000084

Pott, S. L., Delgadillo, J., & Kellett, S. (2021). Is behavioral activation an effective and acceptable treatment for co-occurring depression and substance use disorders? A meta-analysis of randomized controlled trials. Journal of Substance Abuse Treatment. Advance online publication.
https://doi.org/10.1016/j.jsat.2021.108478

Priestley, M., Broglia, E., Hughes, G., & Spanner, L. (2021). Student perspectives on improving mental health support services at university. Counselling and Psychotherapy Research. Advance online publication.
https://doi.org/10.1002/capr.12391

Sheldon, E., Simmonds-Buckley, M., Bone, C., Mascarenhas, T., Chan, N., Wincott, M., ... Barkham, M. (2021). Prevalence and risk factors for mental health problems in university undergraduate students: A systematic review with meta-analysis. Journal of Affective Disorders, 287, 282-292.
https://doi.org/10.1016/j.jad.2021.03.054

Simmonds-Buckley, M., Catarino, A., & Delgadillo, J. (2021). Depression subtypes and their response to cognitive behavioural therapy: A latent transition analysis. Depression and Anxiety. Advance online publication.
https://doi.org/10.1002/da.23161

Stockton, D., Kellett, S., Wilkinson, N., Hague, J., Bliss, P., Heaver, M., & Devine, A. (2021). A feasibility and pilot randomised dismantling trial of the efficacy of self-as-context during acceptance and commitment therapy. International Journal of Cognitive Therapy. Advance online publication.
https://doi.org/10.1007/s41811-021-00118-6

Tait, J., Edmeade, L., & Delgadillo, J. (2021). Are depressed patients’ coping strategies associated with psychotherapy treatment outcomes? Psychology and Psychotherapy: Theory, Research and Practice. Advance online publication.
https://doi.org/10.1111/papt.12368

Wakefield, S., Delgadillo, J., Kellett, S., White, S., & Hepple, J. (2021). The effectiveness of brief cognitive analytic therapy for anxiety and depression: A quasi-experimental case-control study. British Journal of Clinical Psychology. Advance online publication.
https://doi.org/10.1111/bjc.12278

2021: Book chapters

Barkham, M., & Lambert, M. J. (2021). The efficacy and effectiveness of psychological therapies. In M. Barkham, Lutz, W., & Castonguay, L. G. (Eds.). Bergin and Garfield’s handbook of psychotherapy and behavior change. pp. 135–189. Seventh Edition. Wiley.

Castonguay, L. G., Barkham, M., Youn, S. J., & Page, A. C. (2021). Practice-based evidence – Findings from routine clinical settings. In M. Barkham, Lutz, W., & Castonguay, L. G. (Eds.). Bergin and Garfield’s handbook of psychotherapy and behavior change. pp. 191–222. Seventh Edition. Wiley.

Castonguay, L. G., Eubanks, C. F., Iwakabe, S., Krause, M., Page, A. C., Zilcha-Mano, S., Lutz, W., & Barkham, M. (2021). Epilogue: Prevalent themes, predictions, and recommendations. In M. Barkham, Lutz, W., & Castonguay, L. G. (Eds.). Bergin and Garfield’s handbook of psychotherapy and behavior change. pp. 793–802. Seventh Edition. Wiley.

Cohen, Z. D., Delgadillo, J., & DeRubeis, R. J. (2021). Personalized treatment approaches. In M. Barkham, Lutz, W., & Castonguay, L. G. (Eds.). Bergin and Garfield’s handbook of psychotherapy and behavior change. pp. 673–703. Seventh Edition. Wiley.

Lutz, W., Castonguay, L. G., Lambert, M. J., & Barkham, M. (2021). Traditions and new beginnings: Historical and current perspectives on research in psychotherapy and behavior change. In M. Barkham, Lutz, W., & Castonguay, L. G. (Eds.). Bergin and Garfield’s handbook of psychotherapy and behavior change. pp.3–18. Seventh Edition. Wiley.

Lutz, W., de Jong, K., Rubel, J. A., & Delgadillo, J. (2021). Measuring, predicting, and tracking change in psychotherapy. In M. Barkham, Lutz, W., & Castonguay, L. G. (Eds.). Bergin and Garfield’s handbook of psychotherapy and behavior change. pp. 89–133. Seventh Edition. Wiley.

2021: Books

Barkham, M., Lutz, W., & Castonguay, L. G. (Eds.). Bergin and Garfield’s handbook of psychotherapy and behavior change. Seventh Edition. Wiley.