Services to the Community
Memberships in Editorial Boards etc.
- Associate Editor of the
Annals of Mathematics and Artificial Intelligence (AMAI),
since January 2020
- Associate Editor of the
Journal of Artificial Intelligence Research (JAIR),
September 2017 through August 2023
- Editorial Board Member of
Mathematical Logic Quarterly (MLQ),
January 2008 through December 2019
- Editorial Board Member of the
Journal of Universal Computer Science (J.UCS),
since January 2005
- Founding Member of the
Düsseldorf Institute for Internet and Democracy (DIID),
since 2016
- Founding Advisory Board Member of the
Centre for Mathematical Social Science,
Department of Mathematics, University of Auckland (Auckland, New Zealand),
2009 through 2014
- Editorial Board Member of the
Mathematical Programming Glossary
of the INFORMS Computing Society,
since August 2008
Other Academic Services
- Chair of the Advisory Board for
Minerva Foundation's
Leibniz Center for Research in Computer Science
of the
School of Computer Science and Engineering at
The Hebrew University of Jerusalem,
Israel,
December 2018 through November 2022
- Member of the
Board of Specialized Group for Complexity of Gesellschaft für
Informatik e.V.,
2016 through 2020
- Member of the Management Committee (for Germany, jointly with
Britta Dorn,
Universität Tübingen) of
COST Action IC1205: "Computational Social Choice",
2012 through 2016
- Member of the
Steering Committee for the COMSOC workshop series,
2012 through 2014
-
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,
2002 through 2014
Memberships in Program Committees etc.
-
41st AAAI Conference on Artificial Intelligence (AAAI 2027),
Montréal, Quebéc, Canada, February 2026,
Area Chair
and
Demo Track PC member
-
9th International Conference on Algorithmic Decision Theory
(ADT 2026),
Paris, France, November 2026,
Program Committee member
-
19th International Symposium on Algorithmic Game Theory (SAGT 2026),
Augsburg, Germany, September 2026,
Program Committee member
-
35th International Joint Conference on Artificial Intelligence
and
29th European Conference on Artificial Intelligence (IJCAI 2026),
Bremen, Germany, August 2026,
Program Committee member
and
Survey Track PC member
-
23rd International Conference on Principles of Knowledge
Representation and Reasoning (KR 2026),
Lisbon, Portugal, July 2026,
Program Committee member
-
25th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2026),
Paphos, Cyprus, May 2026,
Program Committee member
-
40th AAAI Conference on Artificial Intelligence (AAAI 2026),
Singapore, January 2026,
Area Chair
and
Demo Track PC member
-
19th International Symposium on Artificial Intelligence and Mathematics
(ISAIM 2026),
Fort Lauderdale, USA, January 2026,
Program Co-Chair
-
22nd International Conference on Principles of Knowledge
Representation and Reasoning (KR 2025),
Melbourne, Australia, November 2025,
Program Committee member
-
28th European Conference on Artificial Intelligence
(ECAI 2025),
Bologna, Italy, October 2024,
Area Chair
and
Doctoral Consortium PC member
-
10th International Workshop on Computational Social
Choice (COMSOC 2025),
TU Wien, Vienna, Austria, September 2025,
Program Committee member
-
34th International Joint Conference on Artificial Intelligence
(IJCAI 2025),
Montréal, Quebéc, Canada, August 2025,
Senior Program Committee member
and
Survey Track PC member
-
20th Conference on Theoretical Aspects of Rationality and Knowledge
(TARK 2025),
Düsseldorf, Germany, July 2025,
Local Organizing Chair
-
24th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2025),
Detroit, Michigan, USA, May 2025,
Program Committee member
-
39th AAAI Conference on Artificial Intelligence (AAAI 2025),
Philadelphia, Pennsylvania, USA, February 2025,
Area Chair
and
Demo Track PC member
-
27th European Conference on Artificial Intelligence
(ECAI 2024),
Santiago de Compostela, Spain, October 2024,
Senior Program Committee member
and
Doctoral Consortium PC member
-
8th International Conference on Algorithmic Decision Theory
(ADT 2024),
DIMACS at Rutgers University, Piscataway, New Jersey, USA, October 2024,
Program Committee member
-
33rd International Joint Conference on Artificial Intelligence
(IJCAI 2024),
Jeju, South Corea, August 2024,
Senior Program Committee member
and
Survey Track PC member
-
23rd International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2024),
Auckland, New Zealand, May 2024,
Program Committee member
-
Theorietag 2024:
86th Workshop on Algorithms, Complexity and Logic,
Düsseldorf, Germany, April 2024,
Organizer
-
38th AAAI Conference on Artificial Intelligence (AAAI 2024),
Vancouver, Canada, February 2024,
Area Chair
-
18th International Symposium on Artificial Intelligence and Mathematics
(ISAIM 2024),
Fort Lauderdale, USA, January 2024,
Program Committee member
-
26th European Conference on Artificial Intelligence
(ECAI 2023),
Kraków, Poland, September/October 2023,
Program Committee member
-
20th International Conference on Principles of Knowledge
Representation and Reasoning (KR 2023),
Rhodes, Greece, September 2023,
Program Committee member
-
32nd International Joint Conference on Artificial Intelligence
(IJCAI 2023),
Macao, S.A.R., August 2023,
Program Committee member
-
48th International Symposium on
Mathematical Foundations of Computer Science (MFCS 2023),
Bordeaux, France, August 2023,
Program Committee member
-
9th International Workshop on Computational Social
Choice (COMSOC 2023),
Ben-Gurion University of the Negev, Beersheba, Israel, July 2023,
Program Committee member
-
22nd International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2023),
London, UK, May 2023,
Program Committee member
-
37th AAAI Conference on Artificial Intelligence (AAAI 2023),
Washington, D.C., USA, February 2023,
Program Committee member
-
19th European Conference on Multi-Agent Systems (EUMAS 2022),
Düsseldorf, Germany, September 2022,
Program Co-Chair
-
19th International Conference on Principles of Knowledge
Representation and Reasoning (KR 2022),
Haifa, Israel, July/August 2022,
Program Committee member
-
31st International Joint Conference on Artificial Intelligence
and 25th European Conference on Artificial Intelligence
(IJCAI-ECAI 2022),
Vienna, Austria, Juli 2022,
Senior Program Committee member
-
21st International Conference on Autonomous Agents and Multiagent
Systems (AAMAS 2022),
Auckland, New Zealand, May 2022,
Senior Program Committee member
-
36th AAAI Conference on Artificial Intelligence (AAAI 2022),
Vancouver, Canada, February/March 2022,
Senior Program Committee member
-
30th International Joint Conference on Artificial Intelligence
(IJCAI 2021),
Montréal, Quebéc, Canada, August 2021,
Area Chair
-
20th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2021),
London, UK, May 2021,
Program Committee member
-
35th AAAI Conference on Artificial Intelligence (AAAI 2021),
Virtual Conference, February 2021,
Senior Program Committee member
-
8th International Workshop on Computational Social
Choice (COMSOC 2021),
Technion - Israel Institute of Technology, Haifa, Israel, June 2021
(postponed due to the Corona pandemic),
Program Committee member
-
29th International Joint Conference on Artificial Intelligence
and
17th Pacific Rim International Conference on Artificial Intelligence
(IJCAI-PRICAI 2020),
Yokohama, Japan, January 2021,
Senior Program Committee member
-
15th International Computer Science Symposium in Russia
(CSR 2020),
Ekaterinburg, Russia, June 2020,
Program Committee member
-
19th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2020),
Auckland, New Zealand, May 2020,
Senior Program Committee member
-
34th AAAI Conference on Artificial Intelligence (AAAI 2020),
New York, NY, USA, February 2020,
Area Chair
-
6th International Conference on Algorithmic Decision Theory
(ADT 2019),
Duke University, Durham, North Carolina, USA, September 2019,
Program Committee member
-
28th International Joint Conference on Artificial Intelligence
(IJCAI 2019),
Macao, China, August 2019,
Senior Program Committee member
-
18th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2019),
Montréal, Quebéc, Canada, May 2019,
Senior Program Committee member
-
33rd AAAI Conference on Artificial Intelligence
(AAAI 2019),
Honolulu, Hawaii, USA, January/February 2019,
Program Committee member
-
6th International Conference on Agreement Technologies
(AT 2018),
Bergen, Norway, December 2018,
Program Committee member
-
7th International Workshop on Computational Social
Choice (COMSOC 2018),
Troy, NY, USA, June 2018,
Program Committee member
-
27th International Joint Conference on Artificial Intelligence
and 23rd European Conference on Artificial Intelligence
(IJCAI-ECAI 2018),
Stockholm, Sweden, July 2018,
Senior Program Committee member
-
17th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2018),
Stockholm, Sweden, July 2018,
Program Committee member
-
32nd AAAI Conference on Artificial Intelligence
(AAAI 2018),
New Orleans, Lousiana, USA, February 2018,
Program Committee member
-
5th International Conference on Agreement Technologies
(AT 2017),
Évry, France, December 2017,
Program Committee member
-
5th International Conference on
Algorithmic Decision Theory (ADT 2017),
Luxembourg, October 2017,
Program Chair
-
42nd International Symposium on
Mathematical Foundations of Computer Science (MFCS 2017),
Aalborg, Denmark, August 2017,
Program Committee member
-
8th Workshop on Cooperative Games in Multiagent Systems (CoopMAS
2017),
São Paulo, Brazil, May 2017,
Program Committee member
-
16th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2017),
São Paulo, Brazil, May 2017,
Program Committee member
-
31st AAAI Conference on Artificial Intelligence
(AAAI 2017),
San Francisco, California, USA, February 2017,
Program Committee member
-
4th International Conference on Agreement Technologies
(AT 2016),
Valencia, Spain, December 2016,
Program Committee member
-
39th Joint German/Austrian Conference on Artificial Intelligence
(KI 2016),
Klagenfurt, Austria, September 2016,
Program Committee member
-
22nd International Conference on Principles and Practice of
Constraint Programming (CP 2016),
track on "Preferences, Social Choice and Optimisation",
Toulouse, France, September 2016,
Program Committee member
-
22nd European Conference on Artificial Intelligence
(ECAI 2016),
The Hague, The Netherlands, August/September 2016,
Program Committee member
-
25th International Joint Conference on Artificial
Intelligence (IJCAI 2016),
New York City, USA, July 2016,
Senior Program Committee member
-
6th International Workshop on Computational Social
Choice (COMSOC 2016),
Toulouse, France, June 2016,
Program Committee member
-
15th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2016),
Singapore, May 2016,
Program Committee member
-
30th AAAI Conference on Artificial Intelligence
(AAAI 2016),
Phoenix, Arizona, USA, February 2016,
Program Committee member
-
1st Global Conference on Artificial Intelligence (GCAI 2015),
Tbilisi, Georgia, October 2015,
Program Committee member
-
13th German Conference on Multiagent Systems Technology (MATES
2015),
Cottbus, Germany, September/October 2015,
Program Committee member
-
4th International Conference on Algorithmic Decision Theory (ADT
2015),
Lexington, Kentucky, USA, September 2015,
Program Committee member
-
24th International Joint Conference on Artificial
Intelligence (IJCAI 2015),
Buenes Aires, Argentina, July 2015,
Senior Program Committee member
-
14th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2015),
Istanbul, Turkey, May 2015,
Program Committee member
-
9th International Conference on Language and Automata Theory and
Applications (LATA 2015),
Nice, France, March 2015,
Program Committee member
-
29th AAAI Conference on Artificial Intelligence
(AAAI 2015),
Austin, Texas, USA, January 2015,
Program Committee member
-
12th German Conference on Multiagent Systems Technology (MATES
2014),
Stuttgart, Germany, September 2014,
Program Committee member
-
21st European Conference on Artificial Intelligence
(ECAI 2014),
Prague, Czech Republic, August 2014,
Program Committee member
-
28th AAAI Conference on Artificial Intelligence
(AAAI 2014),
Québec City, Québec, Canada, July 2014,
Program Committee member
-
13th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2014),
Paris, France, May 2014,
Program Committee member
-
5th International Workshop on Computational Social
Choice (COMSOC 2014),
Pittsburgh, Pennsylvania, USA, June 2014,
Program Committee member
-
23rd International Joint Conference on Artificial
Intelligence (IJCAI 2013),
Beijing, China, August 2013,
Senior Program Committee member
-
12th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2013),
Saint Paul, Minnesota, USA, May 2013,
Program Committee member
-
4th International Workshop on Computational Social
Choice (COMSOC 2012),
Kraków, Poland, September 2012,
Program Committee member
-
20th European Conference on Artificial Intelligence (ECAI 2012),
Montpellier, France, August 2012,
Program Committee member
-
11th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2012),
Valencia, Spain, May 2012,
Program Committee member
-
6th International Conference on Language and Automata Theory and
Applications (LATA 2012),
A Coruña, Spain, March 2012,
Program Committee member
-
22nd International Joint Conference on Artificial
Intelligence (IJCAI 2011),
Barcelona, Spain, July 2011,
Program Committee member
-
3rd International Workshop on Computational Social
Choice (COMSOC 2010),
Düsseldorf, Germany, September 2010,
Program Co-Chair
-
19th European Conference on Artificial Intelligence (ECAI 2010),
Lisbon, Portugal, August 2010,
Program Committee member
-
9th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2010),
Toronto, Canada, May 2010,
Program Committee member
-
34th International Symposium on
Mathematical Foundations of Computer Science (MFCS 2009),
High Tatras, Czech Republic, August 2009,
Program Committee member
-
21st International Joint Conference on Artificial
Intelligence (IJCAI 2009),
Pasadena, California, USA, July 2009,
Program Committee member
-
3rd International Conference on Language and Automata Theory and
Applications (LATA 2009),
Tarragona, Spain, April, 2009,
Program Committee member
-
23rd AAAI Conference on Artificial Intelligence
(AAAI 2008),
Chicago, Illinois, USA, July 2008,
Program Committee member
-
7th International Conference on Autonomous Agents and Multiagent Systems
(AAMAS 2008),
Estoril, Portugal, May 2008,
Program Committee member
-
22nd AAAI Conference on Artificial Intelligence
(AAAI 2007),
Vancouver, Canada, July 2007,
Program Committee member
-
1st International Workshop on Computational Social Choice
(COMSOC 2006),
Amsterdam, The Netherlands, December 2006,
Program Committee member
-
ICALP Affiliated Workshop for
improving Exponential-Time Algorithms (iETA 2006),
see also the list of
ICALP 2006 Workshops
,
Venice, Italy, July 2006,
Program Committee member
-
3rd International Conference on Information and Communication
Technologies: From Theory to Applications (ICTTA'08),
Damascus, Syria, April 2008,
Program Committee member
-
2nd International Conference on Information and Communication
Technologies: From Theory to Applications (ICTTA'06),
Damascus, Syria, April 2006,
Program Committee member
- Mathematics / Applied Mathematics /
Computer Science Session "Randomness in Computation" for the
2nd Japanese-German Frontiers of Science Symposium (JaGFoS),
Shonan, Japan, November 2005,
Co-Organizer,
organized jointly by the
Alexander von Humboldt Foundation (AvH)
and the
Japan Society for the Promotion of Science (JSPS)
- Mathematics / Applied Mathematics /
Computer Science Session "Computational Challenges of Massive
Data Sets" for the
1st Japanese-German Frontiers of Science Symposium (JaGFoS),
Mainz, Germany, January 2005,
Co-Organizer,
organized jointly by the
Alexander von Humboldt Foundation (AvH)
and the
Japan Society for the Promotion of Science (JSPS)
-
49th Workshop about Complexity Theory, Data Structures, and
Efficient Algorithms,
Düsseldorf, Germany, November 2003,
Organizer