Current Position: Professor of Business and Human Resource Education, Faculty of Business Administration, Economics and Business Computing, University of Paderborn
1980 MSc Economics, Education, German Language and Literature, 1983 PhD (Dr. rer.-pol.) in Economics: on Deontics and Philosophy of Science, 1992 PhD (Dr. habil./post-doc-track) in Education: on design studies in vocational education.
Fellow at the Institute for Vocational, Economic and Social Education, University of Cologne and Senior Lecturer at the Research Institute for Vocational Education and Training in the Crafts Sector, University of Cologne 1982-1992).
Full-Professor of Business Education and Human Resource Education at the Friedrich-Schiller University of Jena (1992-1996), at the Ludwig Maximilian University of Munich (1996-2000) and at the University of Paderborn (since 2000).
Research Fellow, University of Oxford, Department of Education (since 2010)
Appointed Visiting Professor, University of Leeds, Department of Education (since 2013)