Studies in Journalism and Communication Studies, Political Science and German Studies at the Westfälische Wilhelms University of Münster, 1996 reception of a doctorate with a dissertation on the function of science journalism.
From 1996 to 1998 research associate in the course of studies Applied Media Studies at the Technische Universität Ilmenau. Then research associate in the field of Media Studies at the Friedrich Schiller University Jena, habilitation with a thesis on trust in journalism, and appointment to assistant professor. Management of several DFG and EU research projects on risk communication and on trust in media.
During the summer semester of 2005 und the winter semester of 2005-2006, substitution of a professorship of Communication studies at the University of Münster. From the winter semester 2006/2007 to the sommer semester of 2010 professor of Communication Studies with focus on Media Sociology and Media Psychology.
Since the fall semester of 2010 professor of Media and Communication Studies at the University of Mannheim.