1. Department of Psychology, Humboldt-Universität zu Berlin, Berlin, Germany
2. Mental mHealth Lab, Institute of Sport and Sport Sciences, Karlsruhe Institute of Technology, Karlsruhe, Germany
3. Department of Psychiatry and Psychotherapy, Central Institute of Mental Health, Mannheim/Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany
4. Department of Education and Human Development, DIPF | Leibniz Institute for Research and Information in Education, Frankfurt am Main, Germany
5. Department of Psychosomatic Medicine, Central Institute of Mental Health, Mannheim/Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany
6. Department of Clinical Psychology and Psychotherapy, Goethe University Frankfurt, Frankfurt am Main, Germany
7. Department of Psychiatry and Psychotherapy, Charité – Universitätsmedizin Berlin, corporate member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, Germany