|1974-1976||Study of Law and Journalism, University of Fribourg (Switzerland).|
|1976-1982||Study of Educational Science in Berlin und Zurich. Minor Subjects: Anthropology and Penal Law. MA-Thesis in Social Pedagogy (Co-authorship with Andreas Müller) „Public Apprentice Schools as Part of the Swiss Vocational and Education Training System".|
|1982-1986||Empirical Studies about Technical Change and Professional Biographies. Learning Attitudes of Workers and the Relation of Instructors and Apprentices in the Metal Industry in Switzerland (University of Berne, Switzerland).
Part-time Teaching as a Vocational School Teacher.
|1986-1992||Assistant at the Pedagogical Institute of the University of Berne. PhD-Thesis: Activity School and Qualification (Supervisor: Prof. Dr. Jürgen Oelkers. Published Monography: Peter Lang 1992).|
|1993||Visiting scholar at the Institute of Education, University of London.|
|1993-1997||Senior Lecturer and Habilitation in Educational Science: Published Book: The International Argument in Educational Research. The Role of International References in the Debates of Reforming Swiss VET and English Secondary II Level (Peter Lang, Berne 1998).|
|1998-2004||Substituting a Professor and since 1999 Full Professorship in Continuing Professional Education at the University of Trier (Germany).|
|Since 2004||Full Professorship in Vocational Education and Training at the University of Zurich.|
|Since 2016||Director of the Institute of the Institute of Education at the University of Zurich.|
Key Research Aspects
- International Comparative Educational Research with a Specific Focus on Vocational Education and Training and Continuing Education
- Historical Research in Education
- Quality and Evaluation