27.07.55	Born in Freiburg, Germany
04.76 - 07.83	Study of Mathematics and Physics at the University of Freiburg, Germany, and at the University of Warwick, UK (9 months). Diploma: 30.04.81, PhD: 07.07.83
10.83 - 03.84	Wissenschaftliche Hilfskraft at Lehrstuhl D für Mathematik, RWTH Aachen University, Germany
03.84 - 11.89	Assistant Professor (Wissenschaftlicher Angestellter & Hochschulassistent) at Lehrstuhl D & B für Mathematik, RWTH Aachen University, Germany
11.89 - 09.90	Assistant Professor (Hochschulassistent) at the Interdisciplinary Center for Scientific Computing (IWR), University of Heidelberg, Germany
13.06.90	Habilitation at Aachen University, Germany
10.90 - 03.91	Professor of Mathematics (Substitution) at the University of Stuttgart, Germany
04.91 - 03.97	Professor of Mathematics (Hochschuldozent) at the IWR
From 08.97	Professor of Mathematics (Full Professor) at Lehrstuhl D für Mathematik, RWTH Aachen University, Germany