Karatzias, T., Shevlin, M., Hyland, P., Brewin, C., Cloitre, M., Bradley, A., … Roberts, N. (2018). The role of negative cognitions, emotion regulation strategies, and attachment style in complex post-traumatic stress disorder: Implications for new and existing therapies. The British Journal of Clinical Psychology. https://doi.org/10.1111/bjc.12172 (Original work published 2018)

Shevlin, M., Hyland, P., Roberts, N., Bisson, J., Brewin, C., & Cloitre, M. A psychometric assessment of Disturbances in Self-Organization symptom indicators for ICD-11 Complex PTSD using the International Trauma Questionnaire. European Journal of Psychotraumatology, 9(1), 1419749. https://doi.org/10.1080/20008198.2017.1419749 (Original work published 2018)

Karatzias, T., Cloitre, M., Maercker, A., Kazlauskas, E., Shevlin, M., Hyland, P., … Brewin, C. PTSD and Complex PTSD: ICD-11 updates on concept and measurement in the UK, USA, Germany and Lithuania. European Journal of Psychotraumatology, 8(sup7), 1418103. https://doi.org/10.1080/20008198.2017.1418103 (Original work published 2017)

Lewis, K., Lewis, C., Roberts, A., Richards, N., Evison, C., Pearce, H., … Jones, I. (2022). The effect of the COVID-19 pandemic on mental health in individuals with pre-existing mental illness. BJPsych Open, 8(2), e59. https://doi.org/10.1192/bjo.2022.25 (Original work published 2022)