# Chair in English Linguistics at Johannes Gutenberg-Universität Mainz
# Habilitation in English Linguistics, University of Paderborn
# PhD in English Linguistics, University of Düsseldorf
# Diploma degree in English, Spanish and Agricultural Economics, University of Giessen
# Visiting appointments at the Universities of Wuppertal (2005) and Duisburg-Essen (2006)