Professor of Marketing at the Free University BerlinVitae: Studies of Business Administration at the Ruhr University Bochum (Dipl.-Oec. 1978). After community service, Research Assistant at the Seminar of Applied Business Studies of the Ruhr University Bochum, completion of doctorate (1984). Since 1992 Full Professor of Management (focus on Technical Sales and Marketing) at the Free University Berlin. Since February 2003 Head of the working committee “Regulation and Market Process” in the research group “Standardization” of the “Deutsches Institut fuer Normung e.V.”. From 2005 to 2007 Dean of the Faculty of Business Administration and Economics, Free University Berlin.