1. Institute for Interdisciplinary Research on Conflict and Violence, University of Bielefeld, Germany
2. Department of Sociology, University of Bielefeld, Germany
3. Department of Psychology, University of Bielefeld, Germany
4. Clinic of Psychiatry and Psychotherapy, Marburg, Germany
5. Clinic of Psychiatry and Psychotherapy Bethel, Bielefeld, Germany
6. Hospital of Psychiatry and Psychotherapy and Psychosomatic Medicine, Offenburg, Germany
7. Illinois Institute of Technology, Chicago, USA