Born 31.5.58, he holds a Diplom in Mathematics (1983) and a Ph.D. in
Computer Science (1987) from the University of Kiel (Germany). After
holding research positions at the University of Edinburgh, UK (1988-89)
and at the University of Aarhus, DK (1990) he was tenured Associate
Professor at the Technical University of Aachen, D (1990-93) and held the
Chair of Programming Systems at the University of Passau, D (1993-97).
Since August 1997 he holds the Chair of Programming Systems at the
University of Dortmund, D, where he heads the METAFrame project,
concerning the development of a flexible environment for reliable
definition and custom configuration of complex workflows.