Dissertation
1990 PhD, University of Bayreuth (Bavaria) (Prof. Dr. Klaus Prange)
Habilitation
1997 Habilitation in Educational Science, University of Augsburg (Bavaria)
1997 Private lecturer, University of Augsburg (Bavaria)
Assistant Professor
1989-1990 University of Tübingen, Department Philosophy of Education (Prof. Dr. Klaus Prange)
1990-1991 University of Bayreuth, Chair of Primary Education (Prof. Dr. Michael Schwander)
1991-1994 University of Bayreuth, Chair of Philosophy of Education (Prof. Dr. Lutz Koch)
1994-1995 University of Augsburg, Chair of School Education (Prof. Dr. Dr. Werner Wiater)
1995-1997 University of Augsburg, Chair of Primary Education (Prof. Dr. Friedemann Maurer)
1997-1998 Justus-Liebig University Gießen, Institute of Philosophy of Education (Prof. Dr. Wilfried Lippitz)
Full Professor/Chair
since 1998 Catholic University of Eichstaett-Ingolstadt, Full Professor: Chair of Primary Education
2011 Offer of professorship at the Ludwigsburg University of Education (declined)