Biography
1954 born in Cologne, Germany
1979 Diploma in psychology (Dipl.-Psych.) at the University of Trier
1987 Ph. D. (Dr. rer. nat.) in psychology at the University of Trier
1993 Visiting assistent professor of psychology at the Washington University, St. Louis, Missouri, USA
1995 Habilitation in psychology (Dr. rer. soc. habil.) at the Eberhard Karls University of Tübingen
1995-1998 Replacement for a Professor of Psychology at the University of Kaiserslautern
1998 Professor of Educational Psychology (full professor) at the Martin Luther University of Halle-Wittenberg
1998-2001 Member of the Directorial Bord of the Center for School Research and Teacher Education (ZSL)
2000-2002 Member of the Executive Commitee (Sectretary General) of the German Psychological Society (DGPs)
2003-2004 Executive Board of the International Society for Justice Research (ISJR) - President-elect
2003-2008 German Psychological Society’s Committee on „Psychology in the Teacher Education”
2004-2006 President International Society for Justice Research (ISJR)
2005-2010 Deputy Chairwoman of the Board of Trustees of the Leibniz Center for Psychological Information and Documentation (ZPID)
2006-2007 Executive Board International Society for Justice Research (ISJR) - Past-president
2006-2009 Editor "International Journal of Psychology"
2008 Fellow American Psychological Association (APA) Division 15 Educational Psychology
2010-2012 Deputy Chairwoman of the Board of Trustees of the Leibniz Center for Psychological Information and Documentation (ZPID)