Study of Mathematics at Universität Bielefeld, Germany (1982-1990),
Diploma in Mathematics in 1990.
Assistant at Freie Universität Berlin (1990).
Study (Fulbright Scholar)
and Assistant at the University of South Carolina, USA (1990-1991).
Ph.D. student (Grant from the Graduiertenkolleg ``Algorithmische
Diskrete Mathematik'') at Freie Universität Berlin (1991-1994), Dr. rer.nat. 1994.
Research Assistant at SINTEF, Oslo, Norway (6 months, 1994).
DFG-Project ``Multiscale Methods for Operator Equations''
at the Weierstrass-Institut for Applied Analysis and Stochastics, Berlin
(1994-1997).
Associate Research Scientist at the Institute for Scientific Computation,
Texas A&M University, College Station,
USA (6 months, 1995).
June 1997 - September 1999: Wissenschaftliche Mitarbeiterin at RWTH Aachen.
October 1999 - October 2007 : C3 (Associate) Professor, Institut für Angewandte
Mathematik, Universität Bonn.
June 2000 : Habilitation, RWTH Aachen.
August 2003- : Associate Editor for
Journal of Computational and Applied Mathematics
December 2003- : Editor for
SIAM Journal on Numerical Analysis
April 2004- : Editor for
Numerische Mathematik
Guest Editor (with Siegfried Müller)
for a
Special Issue of the
Journal of Numerical Mathematics:
Breaking Complexity: Multiscale Methods for Efficient
PDE Solvers, Volume 14, Number 3,
September 2006
Guest Editor (with Carl de Boor, Christian Gout, Christophe Rabut)
for a
Special Issue of
Numerical Algorithms
July 2007- : Editor for
Mathematical Methods in the Applied Sciences
Since October 2007 : W3 (Full) Professor, Chair Complex Systems, Institut für
Mathematik, Universität Paderborn
December 2007- : Editor for
Advances in Adaptive Data Analysis (AADA)
Since April 2010: Director of the Institut für
Mathematik, and Vice-Dean, Faculty for Electrotechnics, Computer Science and Mathematics, Universität Paderborn
Spring 2012 - : Editor for
SIAM/ASA Journal on Uncertainty Quantification