1990

Diploma with G. Dzuik

1993

PhD with S. Luckhaus, University of Bonn, Germany

1995–1996

Visiting Scholar, Courant Institute, New York, USA

1996

Postdoctoral Associate, Carnegie Mellon University, Pittsburgh, USA

1996–1997

Postdoctoral Associate, Courant Institute, New York, USA

1997–1998

Assistant Professor (tenure track), Univ. of California at Santa Barbara, USA

1998–1999

Full Professor (tenure), University of California at Santa Barbara, USA

1999–2010

Full Professor (tenure, C4, since 2008 W3), University of Bonn, Germany

2002–2006

Speaker of the SFB 611 "Singular phenomena and scaling in mathematical models", University of Bonn, Germany

2006–2009

Managing director of the cluster of excellence "Hausdorff Center for Mathematics"

since 2007

Member of the Academy of Science of the State of Nordrhein-Westfalen

since 2008

Member of the German Academy of Sciences Leopoldina

2008–2010

Member of the Academic Senate

since 2010

Director at the Max Planck Institute for Mathematics in the Sciences, Leipzig