Services to the Community

Memberships in Editorial Boards etc.

• Editorial Board Member of Mathematical Logic Quarterly (MLQ) since January 2008
• Editorial Board Member of the Journal of Universal Computer Science (J.UCS) since January 2005
• Advisory Board Member of the Centre for Mathematical Social Science, Department of Mathematics, University of Auckland (Auckland, New Zealand), since March 2010
• Advisory Board Member of the Mathematical Programming Glossary since August 2008

Other Academic Services

• Member of the Beirat des Bundeswettbewerbs Informatik (BWINF), 2002 through 2011
• Reviewer for the Mathematical Reviews of the American Mathematical Society, since 2000
• Contact person for International Students Exchange Programs like ERASMUS/SOKRATES at the Institut für Informatik, Heinrich-Heine-Universität Düsseldorf

Memberships in Program Committees etc.

• 4th International Workshop on Computational Social Choice (COMSOC 2012), Kraków, Poland, September 2012
• 20th European Conference on Artificial Intelligence (ECAI 2012), Montpellier, France, August 2012
• 11th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2012), Valencia, Spain, May 2012
• 6th International Conference on Language and Automata Theory and Applications (LATA 2012), A Coruña, Spain, March 2012
• 22nd International Joint Conference on Artificial Intelligence (IJCAI 2011), Barcelona, Spain, July, 2011
• Co-Chair of the 3rd International Workshop on Computational Social Choice (COMSOC 2010), Düsseldorf, Germany, September 2010
• 19th European Conference on Artificial Intelligence (ECAI 2010), Lisbon, Portugal, August 2010
• 9th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2010), Toronto, Canada, May 2010
• 34th International Symposium on Mathematical Foundations of Computer Science (MFCS 2009), High Tatras, Czech Republic, August 2009
• 21st International Joint Conference on Artificial Intelligence (IJCAI 2009), Pasadena, USA, July 2009
• 3rd International Conference on Language and Automata Theory and Applications (LATA 2009), Tarragona, Spain, April, 2009
• 23rd AAAI Conference on Artificial Intelligence (AAAI 2008), Chicago, USA, July 2008
• 7th International Conference on Autonomous Agents and Multiagent Systems (AAMAS 2008), Estoril, Portugal, May 2008
• 22nd AAAI Conference on Artificial Intelligence (AAAI 2007), Vancouver, Canada, July 2007
• First International Workshop on Computational Social Choice (COMSOC 2006), Amsterdam, The Netherlands, December 2006
• ICALP Affiliated Workshop for improving Exponential-Time Algorithms (iETA 2006), see also the list of ICALP 2006 Workshops , Venice, Italy, July 2006
• Member of the International Scientific Advisory Committee for the Third International Conference on Information and Communication Technologies: From Theory to Applications (ICTTA'08), Damascus, Syria, April 2008, and the Second International Conference on Information and Communication Technologies: From Theory to Applications (ICTTA'06), Damascus, Syria, April 2006
• Co-organizer of the Mathematics / Applied Mathematics / Computer Science Session "Randomness in Computation" for the Second Japanese-German Frontiers of Science Symposium (JaGFoS), Shonan, Japan, November 2005, organized jointly by the Alexander von Humboldt Foundation (AvH) and the Japan Society for the Promotion of Science (JSPS)
• Co-organizer of the Mathematics / Applied Mathematics / Computer Science Session "Computational Challenges of Massive Data Sets" for the First Japanese-German Frontiers of Science Symposium (JaGFoS), Mainz, Germany, January 2005, organized jointly by the Alexander von Humboldt Foundation (AvH) and the Japan Society for the Promotion of Science (JSPS)
• Organizer of the 49th Workshop about Complexity Theory, Data Structures, and Efficient Algorithms, Düsseldorf, Germany, November 2003