Volker Köllner

28PUBLICATIONS
44CO-AUTHORS
Teacher and student wellbeingCounselling psychologyMultimorbidityPreventative health careChild and adolescent development
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Publications (28)

|Sep 03, 2026
Efficacy of a self-guided online resilience intervention for improving mental health among university students: A randomized controlled trial.

|Aug 26, 2026
Video-Based Psychotherapy for Children and Adolescents: Patient Perspectives on Research Needs and Priorities.

|May 28, 2026
Effectiveness and implementation of Self-Help Plus (SH+) and Doing What Matters in Times of Stress (DWMS): protocol of a systematic review and meta-analysis.

|Jan 07, 2026
Effectiveness of and Mechanisms of Change in a Self-Help Web- and App-Based Resilience Intervention on Perceived Stress in the General Working Population: Randomized Controlled Trial.

Sandy Hannibal, Dörte Behrendt, Michèle Wessa

|Nov 20, 2025
Long-term effects of psychotherapy in children and adolescents: protocol for database development and a systematic review in the LaKiJu META project.

Sarah K Schäfer, Clara F Burmeister, Eva Lottermoser

|Aug 14, 2025
Positive mental states and their relation to psychosocial resources: protocol of a systematic review focusing on cultural moderators.

Max Supke, Sarah K Schäfer, Jana Meier

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Frequent Collaborators

6 joint publications

Tanja Michael

3 joint publications

Monika Equit

3 joint publications

Michèle Wessa

3 joint publications

Klaus Lieb