| Vorstand DFG Forschungszentrum Matheon, Berlin |
| Kuratorium Max Planck Institute for Molecular Genetics, Berlin (2002 - 2007) |
| Kuratorium (Vorsitz) Max-Planck-Institut für Gravitationsphysik/Albert-Einstein-Institut(AEI), Golm bei Potsdam (2001 - 2009) |
| Kuratorium Radon Institute for Computational and Applied Mathematics (RICAM), Linz, Austria (2001 - 2007) |
| Wissenschaftlicher Beirat (Vorsitz) Radon Institute for Computational and Applied Mathematics (RICAM), Linz, Austria |
| Wissenschaftlicher Beirat URANIA, Berlin |
| Advisory Board Center for Scientific Computing and Optimization in Multidisciplinary Applications (SCOMA), Jyväskylä, Finland |
| Advisory Board inbion GmbH, Berlin |
| Steering Committee German Indonesian Tsunami Early Warning System (GITEWS), Deutsches GeoForschungsZentrum (GFZ), Potsdam |