Education
Doctor of Philosophy, University Constance, 1977. Habilitation, University Duesseldorf, 1989.
literature and language professor
Doctor of Philosophy, University Constance, 1977. Habilitation, University Duesseldorf, 1989.
Visiting professor Guangdong University Foreign Studies, Guangzhou, China, 2004—2006. Applied linguistics professor University Erfurt, Germany, since 1993. Honorary professor Beijing Capital Normal University, since 2003.
Executive board and vicepresident Gesellschaft für Angewandte Linguistik (GAL), 1996—2002. Secretary general Association International de Linguistique Appliquée, 2002—2008.