Research Focus & Expertise

  • Update and extension of the S3 guideline on post-traumatic stress disorder
  • Meta-analyses on the effectiveness of psychotherapeutic and psychosocial interventions for post-traumatic stress disorder and their influencing factors

Publications

2026

Ehring, T., Burgmer, M., Frodl, T., Jacobsen, B., Lehmann, K., Leithner, C., Schreyer, B., Semmlinger, V., Steil, R., & Wittmann, L. (2026). Psychotherapeutische Behandlung der Posttraumatischen Belastungsstörung bei Erwachsenen: Überblick über die Empfehlungen der neuen S3-Leitlinie. Trauma & Gewalt, 20(3), 180–188. https://doi.org/10.21706/tg-20-3-180

Leithner, C., Gerst, S., Niyaz, R., et al. (2026). Psychosocial interventions for posttraumatic stress disorder in low- and middle-income countries: A Bayesian meta-analysis. Psychological Medicine, 56, e280. https://doi.org/10.1017/S0033291726105807 PDF (PDF, 439 KB)

Schäfer, I., Ehring, T., Frommberger, U., Jacobsen, B., Knaevelsrud, C., Lampe, A., Lehmann, K., Leithner, C., Maercker, A., Plener, P., Rosner, R., Schreyer, B., & Spitzer, C. (2026). Behandlung der posttraumatischen Belastungsstörung – die aktualisierte S3-Leitlinie. Der Nervenarzt. https://doi.org/10.1007/s00115-026-02003-z PDF (PDF, 228 KB)

Schreyer, B., Georg, A., Landolt, M. A., Jacobsen, B., Lehmann, K., Leithner, C., & Rosner, R. (2026). Diagnostik und Behandlung der PTBS bei Kindern und Jugendlichen: Zusammenfassung der neuen S3-Leitlinie Posttraumatische Belastungsstörung (PTBS). Trauma & Gewalt, 20(3), 198–207. https://doi.org/10.21706/tg-20-3-198

Leithner, C., Schreyer, B., Däumling, S., Semmlinger, V., & Ehring, T. (2026). The role of dosage and intensity in trauma-focused treatments for posttraumatic stress disorder: A meta-analysis. Clinical Psychology Review, 125: 102720. https://doi.org/10.1016/j.cpr.2026.102720 PDF (PDF, 1,085 KB)

2025

Schreyer, B., Leithner, C., Eilers, R., Gossmann, K., & Rosner, R. (2025). The effects of clinical supervision on supervisees and patient outcomes in psychotherapy: A systematic review and meta-analysis. Frontiers in Psychiatry, 16, 1705578. https://doi.org/10.3389/fpsyt.2025.1705578PDF (PDF, 1,923 KB)

2024

Semmlinger, Verena, Leithner, Cosima, Klöck, Lea Maria, Ranftl, Lena, Ehring, Thomas, Schreckenbach, Monika, Prevalence and Predictors of Nonresponse to Psychological Treatment for PTSD: A Meta-Analysis, Depression and Anxiety, 2024, 9899034, 12 pages, 2024. https://doi.org/10.1155/2024/9899034

Academic Background

01/2026 – 10/2026
Psychologist, Max Planck Institute of Psychiatry, Munich
07/2025 – 12/2025
Psychotherapist in training at KIRINUS Schlemmer Clinic, Bad Tölz
Since 01/2024
Clinical Training, specializing in behavioral therapy (CBT), at the KIRINUS CIP Academy
12/2023 – 01/2026
Patient care and night duty in the residential group for children and adolescents at the Therapy Center for Eating Disorders (TCE)
Since 10/2023
Research assistant and doctoral candidate at the Chair of Clinical Psychology and Psychological Treatment, Ludwig-Maximilians-University Munich
04/2023 – 05/2023
Clinical internship at the Therapy Center for Eating Disorders (TCE), Munich
09/2022 – 12/2022
Graduate Visiting Student, Columbia University, New York City
10/2021 – 07/2023
Master of Science in Clinical Psychology and Cognitive Neuroscience, Ludwig-Maximilians-University Munich
11/2021 – 08/2022
Research assistant at the Chair of Clinical Psychology and Psychotherapy, Ludwig-Maximilians-University Munich
08/2020 – 10/2020
Clinical internship at the Jägerwinkel Private Clinic - Ward for Psychosomatics & Psychotherapy, Tegernsee
10/2018 - 07/2021
Bachelor of Science in Psychology, Ludwig-Maximilians-University Munich

Scholarships & Awards

  • 08/2022 - 12/2022: PROSA LMU scholarship for academic training and further education in the USA

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