• AG2 "Digitale Infrastrukturen" of the national German IT-Summit (since 2010)
• Security Advisory Board of SAP AG (since 2011)
• Advisory Board of Zouple Cloud, Shanghai (since 2011)
• Member of jury of "Deutschland - Land der Ideen" (since 2011)
• Advisory Board of ems - electronic media school (since 2010)
• Advisory Board of Junior-Zoo Universität Berlin (since 2010)
• Advisory Board of MINT e.V., an association of math and sciences excellence centers among German's schools (since 2006)
• Board of ProWissen Potsdam e.V. (since 2007)
• Archiv:
  • AG5 "High-Tech Strategy for Information Society" of the national German IT-Summits of German chancelor Dr. Angelika Merkel (2006 - 2009)
  • Scientific Board of LIASIT at the university of Luxembourg from (1999 - 2009)
  • Scientific Board of Directors of the IBFI Schloss Dagstuhl (1992 - 2005)
  • DFG-Graduiertenkolleg "Mathematische Optimierung" (1995 - 2001)
  • Working Group "Gesundheit" of the Forum Info 2000 of the German Ministry of Sciences BMBF (1997 - 1998)
  • Technologiebeirat Rheinland-Pfalz (1996 -1999)

Membership in various Program Committees of International Conferences