2007- Full Professor and head of Clinical Psychology and Psychotherapy at the University of Trier, Germany; Head of the Outpatient Psychotherapy Center at the University of Trier, Germany 2004-2007 SNF-Professor, Clinical Psychology, Department of Psychology, University of Berne, Switzerland. 1999 - 2004 Universitatsassistent, Clinical Psychology Program, Department of Psychology, University of Berne, Switzerland. 2000 Early Career Contribution Award of the International Society for Psychotherapy Research 1997 - 1999 Visiting Scholar and Adjunct Lecturer at the Department of Psychology, Northwestern University, Evanston, USA. 1991 - 1996 Research Associate at the Center for Psychotherapy Research, Stuttgart, Germany. 1992 – 1993 Research Associate at the Psychiatric Hospital, University of Heidelberg, Germany. 1987 - 1993 Ruprecht-Karls Universitat Heidelberg Master (Dipl. Psych.) Germany