• 2025
• 2024
• 2023
• 2022
• 2021
• 2020

2025

• Hoppen, T.H., Wessarges, L., Jehn, M., Mutz, J., Kip, A., Schlechter, P., Meiser-Stedman, R., und Morina, N. 2025. „Efficacy of psychological interventions for multiple-event-related PTSD in children and adolescents: a network meta-analysis.“ World Psychiatry, Nr. xx
• Hoppen, T.H., Wessarges, L., Jehn, M., Mutz, J., Kip, A., Schlechter, P., Meiser-Stedman, R., und Morina, N. 2025. „Psychological Interventions for Child and Adolescent PTSD: A Network Meta-Analysis.“ JAMA Psychiatry, Nr. online doi: 10.1001/jamapsychiatry.2024.3908.
• Keppler, E.N., Morina, N., und Schlechter, P. 2025. „Effects of congruent and incongruent appetitive and aversive well-being comparisons on depression, post-traumatic stress, and self-esteem.“ European Journal of Psychotraumatology, Nr. xx doi: 10.1080/20008066.2025.2454193.

2024

• Schlechter, P., Meyer, T., und Morina, N. 2024. „Comparison is the thief of joy? Introducing the Attitudes Towards Social Comparison Inventory.“ Assessment, Nr. 31: 1052–1069. doi: 10.1177/10731911231203968.
• Schlechter, P., und Morina, N. 2024. „The role of aversive appearance-related comparisons and self-discrepancy in depression and well-being from a longitudinal general comparative-processing perspective.“ Behavior Therapy, Nr. 55: 636–648. doi: 10.1016/j.beth.2023.09.003.
• Schlechter, P., und Morina, N. 2024. „The associations among well-being comparisons and affective styles in depression, anxiety, and mental health quality of life.“ Journal of Clinical Psychology, Nr. 80: 355–369. doi: 10.1002/jclp.23607.
• Morina, N., Meyer, T., McCarthy, P., Hoppen, T.H., und Schlechter, P. 2024. „Evaluation of the Scales for Social Comparison of Appearance and Social Comparison of Well-being.“ Journal of Personality Assessment, Nr. 106: 625–637. doi: 10.1080/00223891.2023.2298887.
• Schlechter, P., Hoppen, T.H., und Morina, N. 2024. „Associations among posttraumatic stress disorder symptoms, life-satisfaction, and well-being comparisons: A longitudinal investigation.“ Journal of Traumatic Stress, Nr. 37: 448–459. doi: 10.1002/jts.23018.
• Schlechter, P., und Neufeld, S. 2024. „Longitudinal and gender measurement invariance of the General Health Questionnaire-12 (GHQ-12) from adolescence to emerging adulthood.“ Assessment, Nr. 31 (8): 1687–1701. doi: 10.1177/10731911241229573.
• Schlechter, P., Hellmann, J.H., und Morina, N. 2024. „The longitudinal relationship between well-being comparisons and anxiety symptoms in the context of uncontrollability of worries and external locus of control: A two-wave study.“ Anxiety, Stress and Coping, Nr. 37: 602–614. doi: 10.1080/10615806.2024.2306530.
• Schlechter, P; Rohde, P., Seeley, J.; Klein, D; Olino, T.. 2024. „Examining the Influence of Episode Number and Age of Onset on Individual Depressive Symptoms across Episodes of Major Depression.“ Journal of Psychiatric Research, Nr. xxx (xxx): xxx–xxx. doi: 10.1016/j.jpsychires.2024.05.039.
• Schlechter, P, Bryant, RA, und Morina, N. 2024. „Do aversive well-being comparisons mediate the effects of childhood adversity on anxiety and depression?“ Child Abuse & Neglect, Nr. 154 106938. doi: 10.1016/j.chiabu.2024.106938.
• Schlechter, P., Hillmann, M., und Neufeld, S. 2024. „Gender, age, and longitudinal measurement invariance of child and adolescent depression scales: A systematic review.“ Clinical Psychology Review, Nr. x doi: 10.1016/j.cpr.2024.102481.
• Churbaji, D., Schlechter, P., Nickerson, A., und Morina, N. 2024. „Emotion regulation profiles in Syrian refugees and migrants in Germany: Self-efficacy, resilience, and well-being comparisons.“ BMJ Mental Health, Nr. 7 e301099. doi: 10.1136/bmjment-2024-301099.
• Schlechter, P., Meyer, T., und Morina, N. 2024. „Social comparison selection in individuals with depression and the role of self-assessment and self-enhancement motives: An experimental investigation.“ Journal of Experimental Psychopathology, Nr. 15 (4): 1–11. doi: 10.1177/20438087241288532 .
• Schlechter, Pascal, Lutz, Nina Marie, Morina, Nexhmedin, Grant, John E., Lochner, Christine, Chamberlain, Samuel, Wilkinson, Paul O., und Fritz, Jessica. 2024. „The Comprehensive Adversity Measure (CAM): A Measure of Early Adversity and its Severity.“ Child Abuse & Neglect, Nr. 158 107117. doi: 10.1016/j.chiabu.2024.107117.
• Olino, T.M., Schlechter, P., Klein, D.N., Kotov, R., und Seeley, J.R. 2024. „Personality and presentation of depression symptoms: A preliminary examination of the pathoplasticity model.“ Clinical Psychological Science, Nr. x doi: https://doi.org/10.1177/21677026241283401.

2023

• Schlechter, P, Hellmann, JH, und Morina, N. 2023. „Assessing somatic symptoms with the Patient Health Questionnaire (PHQ-15) in Syrian refugees.“ Assessment, Nr. 30: 1211–1225. doi: 10.1177/10731911221086986.
• Schlechter, PWagner U, und Morina N, Hellmann J H. 2023. „Psychotherapy motivation in refugees: The role of alexithymia, stigmatization, self-esteem, and psychotherapy expectations.“ Psychological Trauma: Theory, Research, Practice, and Policy, Nr. 15 (2): 227–236. doi: 10.1037/tra0001167.
• Morina, N, McCarthy, P, Meyer, T, und Schlechter, P. 2023. „Measuring appearance-related comparisons: Validation of the Comparison Standards Scale for Appearance.“ Cognitive Therapy and Research, Nr. 47: 123–139. doi: 10.1007/s10608-022-10337-6.
• Morina, N., und Schlechter, P. 2023. „Habitual aversive and appetitive well-being comparisons in dysphoria: Introducing the Comparison Standards Scale for well-being.“ Journal of Affective Disorders, Nr. 322: 132–140. doi: 10.1016/j.jad.2022.11.012.
• Schlechter, P., Hoppen, T.H., und Morina, N. 2023. „Counterfactual comparisons and affective styles in the aftermath of traumatic events.“ Current Psychology, Nr. 42: 32147–32156. doi: 10.1007/s12144-022-04193-6.
• P., Schlechter, Hellmann, J.H., und Morina, N. 2023. „Self-efficacy and locus of control as transdiagnostic factors in Middle Eastern refugees.“ European Journal of Psychotraumatology, Nr. 14 2180707. doi: 10.1080/20008066.2023.2180707.
• Schlechter, P., und Morina, N. 2023. „Aversive well-being comparisons in dysphoria and the mediating role of brooding rumination.“ British Journal of Clinical Psychology, Nr. 62: 444–458. doi: 10.1111/bjc.12418.
• Schlechter, P., Katenhusen, S., und Morina, N. 2023. „The relationship of aversive and appetitive appearance-related comparisons with depression, well-Being, and self-esteem: A response surface analysis.“ Cognitive Therapy and Research, Nr. 47 (4): 621–636. doi: 10.1007/s10608-023-10369-6.
• Schlechter, P., König, M., McNally, R.J., und Morina, N. 2023. „Crying over spilled milk? A network analysis of aversive well-being comparison, brooding rumination and depressive symptoms.“ Journal of Affective Disorders, Nr. 339: 520–530. doi: 10.1016/j.jad.2023.07.088.
• Meyer, T., Schlechter, P., Schlichting, L., und Morina, N. 2023. „The struggle is relative: A comparative processing perspective on academic self-concept and student mental health.“ Collabra: Psychology, Nr. 9 (1) doi: 10.1525/collabra.88330.
• Schlechter, P., Ford, T., McManus, S., und Neufeld, S. im Druck. „Predictors of time varying and time-invariant components of psychological distress during COVID-19 in the UK Household Longitudinal Study (Understanding Society).“ Psychological Assessment doi: 10.1037/pas0001237.
• Odenthal, M., Schlechter, P., Benke, C., und Pané-Farré, C.A. 2023. „Temporal dynamics in mental health symptoms and loneliness during the COVID-19 pandemic in a longitudinal probability sample: A network analysis.“ Translational Psychiatry, Nr. 13 (1): XX–XX. doi: 10.1038/s41398-023-02444-z.
• Schlechter, P., Wilkinson, P.O., Ford, T., und Neufeld, S. 2023. „The Short Mood and Feelings Questionnaire from adolescence to emerging adulthood: Measurement invariance across time and sex.“ Psychological Assessment, Nr. 35 (5): 405–418. doi: 10.1037/pas0001222.
• Schlechter, P., Ford, T., und Neufeld, S. 2023. „Depressive symptom networks in the UK general adolescent population and in those looked after by local authorities.“ Evidence-Based Mental Health, Nr. 26: 1–7. doi: 10.1136/bmjment-2023-300707.
• Schlechter, P., Hellmann, J.H., Kamp, S., Echterhoff, G., Wanninger, K., Wagner, U., und Knausenberger, J. 2023. „Improving attitudes toward psychotherapy in residents and Syrian refugees in Germany: An interview vignette intervention study.“ Journal of Cross-Cultural Psychology, Nr. 54 (4): 490–509. doi: 10.1177/00220221231171060.
• Schlechter, P., Ford, T., und Neufeld, S. 2023. „The development of depressive symptoms in older adults from a network perspective in the English Longitudinal Study of Ageing.“ Translational Psychiatry, Nr. XX: XX–XX. doi: 10.1038/s41398-023-02659-0.
• Schlechter, P., Hellmann, J.H., Kamp, S., Echterhoff, G., Wanninger, K., Wagner, U., und Knausenberger, J. 2023. „Improving Attitudes Toward Psychotherapy in Residents and Syrian Refugees in Germany: An Interview Vignette Intervention Study.“ Journal of Cross-Cultural Psychology, Nr. 54 (4): 490–509. doi: 10.1177/00220221231171060.

2022

• Schlechter, PHellmann J H, und McNally, R JMorina N. 2022. „The longitudinal course of post-traumatic stress disorder symptoms in war survivors: Insights from cross-lagged panel network analyses.“ Journal of Traumatic Stress, Nr. 2022 (35): 879–890. doi: 10.1002/jts.22795.
• Schlechter, P., Hellmann, J.H., und Morina, N. 2022. „Self-discrepancy, depression, anxiety, and psychological well-being: The role of affective style and self-efficacy.“ Cognitive Therapy and Research, Nr. 46: 1075–1086. doi: 10.1007/s10608-022-10314-z.
• Hoppen, T.H., Schlechter, P., Arntz, A., Rameckers, S.A., Ehring, T., und Morina, N. 2022. „A brief measure of guilt and shame: Validation of the Guilt and Shame Questionnaire (GSQ-8).“ European Journal of Psychotraumatology, Nr. 13 (2) doi: 10.1080/20008066.2022.2146720.
• Wagner, U., Schlechter, P., und Echterhoff, G. 2022. „Socially induced false memories in the absence of misinformation.“ Scientific Reports, Nr. 12 doi: 10.1038/s41598-022-11749-w.
• Schlechter, P., Ford, T., und Neufeld, S. 2022. „The eight-item Center for Epidemiological Studies Depression Scale (CES-D) in the English Longitudinal Study of Ageing: Longitudinal and gender invariance, sum score models, and external associations.“ Assessment, Nr. 30 (7): 2146–2161. doi: 10.1177/10731911221138930.

2021

• Hellmann, J.H., Übergünne-Otte, L., Heimlich, S., Kalyegira, J., Echterhoff, G., Memon, A., Knausenberger, J., und Schlechter, P.(2021). 2021. „Ugandan and British individuals' views of refugees in their countries: An exploratory mixed-methods comparison.“ Journal of Community and Applied Social Psychology, Nr. 32 (1): 42–46. doi: 10.1002/casp.2556.
• Hellmann, J.H., Schlechter, P., Knausenberger, J., Bollwerk, M., Geukes, K., und Back, M.D. 2021. „Measuring perceived realistic physical threat by migrants: Scale development and validation.“ European Journal of Psychological Assessment, Nr. 38 (4): 332–342. doi: 10.1027/1015-5759/a000668.
• Schlechter, P., Fritz, J., Cassels, M., Neufeld, S.A. S, und Wilkinson, P.O. 2021. „The Youth and Childhood Adversity Scale: A Step towards Developing a New Measure of Adversity and its Severity. European Journal of Psychotraumatology.“ European Journal of Psychotraumatology, Nr. 12 (1) doi: 10.1080/20008198.2021.1981573.
• Schlechter, P., Hellmann, J.H., und Morina, N. 2021. „Unraveling specifics of mental health symptoms in war survivors who fled versus stayed in the area of conflict using network analysis.“ Journal of Affective Disorders, Nr. 290: 93–101. doi: 10.1016/j.jad.2021.04.072.
• Schlechter, P., Hellmann, J.H., Wingbermühle, P., und Morina, N. 2021. „Which psychological characteristics influence therapists’ readiness to work with refugees?“ Clinical Psychology and Psychotherapy, Nr. 28 (2): 334–344. doi: 10.1002/cpp.2508.
• Schlechter, P., Rodriguez, I., M., Morina, N., Knausenberger, J., Wilkinson, P., Hellmann, und J., H. 2021. „Psychological distress in refugees: The role of traumatic events, resilience, social support, and support by religious faith.“ Psychiatry Research, Nr. 304: 114–121. doi: 10.1016/j.psychres.2021.114121.

2020

• Schlechter, P., Kamp, S, Wanninger, K., Knausenberger, J., Wagner, U., P., Wilkinson, Nohr, L., und Hellmann, J.H. 2020. „Help-seeking attitudes and distress disclosure among Syrian refugees in Germany and German residents.“ Counseling Psychologist, Nr. 49 (3): 330–352. doi: 10.1177/2F0011000020974934.
• Schlechter, P., Wilkinson, P.O., Knausenberger, J., Kamp, S., N., Morina, und Hellmann, J.H. 2020. „Depressive and anxiety symptoms in refugees: Insights from classical test theory, item response theory, and network analysis.“ Clinical Psychology and Psychotherapy, Nr. 28 (1): 169–181. doi: 10.1002/cpp.2499.