Plenary speaker, organizer and committee member (since 2000)

2013 NetMob, Third Conference on the Analysis of Mobile Phone Datasets and Networks (Cambridge, USA), May 2-3, 2013
2013 NetSci, Conference on Network Science, Copenhagen June 3-7, 2013
2012 WIDS, Interdisciplinary Workshop on Information and Decision in Social Networks (Cambridge, USA), November 8 - 9, 2012
2012 ECCS, European Conference on Complex Systems (Brussels, Belgium), September 3-7, 2012
2012 MobileTartu, Mobile Phones and Geography (Tartu, Estonia), August 22-25, 2012
2012 MTNS, 20th International Symposium on Mathematical Theory of Networks and Systems (Melbourne, Australia), July 9-13, 2012
2012 BenMeeting, 31st Benelux Meeting on Systems and Control (Nijmegen, The Netherlands), March 27-29, 2012
2012 NecSys, 3rd IFAC Workshop on Distributed Estimation and Control in Networked Systems (Santa Barbara, USA), September 14-15, 2012
2012 CompleNet, 3rd Workshop on Complex Networks, Florida, USA, March 7-9, 2012
2012 ICCCN, International Conference on Computer Communication Networks, Munich, Germany, July 30 - August 2, 2012
2011 NetMob Second conference on the Analysis of Mobile Phone Datasets and Networks (Cambridge, USA), October 10-11, 2011
2011 MARAMI, 2ième Journée thématique : Fouille de grands graphes, Paris, France, October 19-21, 2011
2011 NEMO, Finding Patterns of Human Behaviors in Network and Mobility Data, Athens, Greece, September 9, 2011
2011 Simplex 3rd Annual Workshop on Simplifying Complex Networks Minneapolis (Minneapolis, USA), June 24, 2011
2011 WIDS Workshop on Information and Decision Systems, MIT, (Cambridge, USA)
2011 IPSoN, Physical and Social Networking Sensing and Mining, University of Wisconsin, USA, August 4-6, 2011
2010 MTNS, 19th International Symposium on Mathematical Theory of Networks and Systems, Budapest, Hungary, July 5-9, 2010
2010 NecSys, 2nd IFAC Workshop on Distributed Estimation and Control in Networked Systems (Amnecy, France), September 13-14, 2012
2010 NetMob Workshop on the Analysis of Mobile Phone Networks (Cambridge, USA), May 11, 2010
2010 JDIR’10, 11èmes Journées Doctorales en Informatique et Réseaux, Sophia Antipolis, INRIA, March 5-6, 2010
2009 Willems70. Open and Interconnected Systems Modeling and Control, Bruges, Belgium, September 16-17, 2009
2009 NecSys, Workshop on Distributed Estimation and Control in Networked Systems, Venice, Italy, September 24-26, 2009
2009 RP09, 3rd Workshop on Reachability Problems, Ecole Polytechnique, France, September 23-25, 2009
2009 POSTA09, Multidisciplinary International Symposium on Positive Systems, Valencia, Spain, September 2-4, 2009
2009 AlgoTel2009, Rencontres Francophones sur Aspects Algorithmiques des Réseaux, Marseille, France, June 16-19, 2009
2009 FES International conference on Systems Theory Modelling, Analysis and Control, Fes, Morocco, May 25 - 28, 2009
2008 MTNS 18th International Symposium on Mathematical Theory of Networks and Systems, (Blacksburg, Virginia, USA), July 28 – August 1, 2008
2008 RP 2nd Workshop on reachability problems, Liverpool, UK, September 15-17, 2008
2006 POSTA, 2nd International Symposium on Positive Systems: Theory and Applications, Grenoble, France, August 31-September 1, 2006.
2006 MTNS, 17th International Symposium on Mathematical Theory of Networks and Systems, Kyoto, Japan, July 24-28, 2006.
2006 CTS-HYCON. Workshop on Nonlinear and Hybrid Control, Paris Sorbonne, France, July 10-12, 2006.
2006 NCW, 2nd Northeast Control Workshop, MIT, Cambridge,  April 21-22, 2006.
2006 CMI, Learning and Information in Games and Control, Caltech, Pasadena, March 22-23, 2006.
2005 SIAM Control, 6th SIAM Conference on Control and Its Applications, New-Orleans, USA, July 11-14, 2005.
2005 HSCC, 8th International Workshop on Hybrid Systems: Computation and Control, ETH Zurich, Switzerland, March 9-11, 2005.
2004 JADT, 7iéme Journées Internationales d'Analyse statistique des Données Textuelles, Louvain-la-Neuve, Belgium, March 10-12, 2004.
2004 CIFA, Conférence Internationale Francophone d'Automatique, Douz, Tunisie, November 22-24, 2004.
2004 MTNS, 16th International Symposium on Mathematical Theory of Networks and Systems (Leuven, Belgium) July 5-9, 2004
2004 MOVEP, 6th School on Modelling and Verifying Parallel Processes, Brussels, Belgium, December 13-17, 2004.
2003 AUTOMATA, 9th International Workshop on Cellular Automata, Leuven, Belgium, September 8-10, 2003.
2003 POSTA, First International Symposium on Positive systems: Theory and Applications, University of Rome (La Sapienza), Roma, Italy, August 28-30, 2003.
2003 MSR, 4ième Colloque Francophone sur la Modélisation des Systèmes Réactifs, Metz, France, October 6 - October 8, 2003.
2002 MTNS, 15th International Symposium on Mathematical Theory of Networks and Systems, University of Notre Dame, South Bend, USA, August 12-16, 2002.
2002 CIFA,Conférence Internationale Francophone d'Automatique, Nantes, France, July 8-10, 2002.
2002 Stockholm, New directions in Mathematical Systems Theory and Optimization, Royal Institute of Technology, Stockholm, Sweden, November 15-16, 2002.
2002 WODES, 6th International Workshop on Discrete Event Systems, Universidad de Zaragoza, Spain, October 2-4, 2002.
2002 ALGOTEL,Quatrièmes Rencontres Francophones sur les aspects Algorithmiques des Télécommunications, Mèze, France, May 22-24, 2002.
2001 STACS,18th International Symposium on Theoretical Aspects of Computer Science, Dresden, Germany, February 15-17, 2001.
2001 SIAM Control, 5th SIAM Conference on Control and Its Applications, San Diego, USA, 2001.
2001 International congress: Algèbre linéaire et arithmétique, University Mohammed V, Rabat, Marocco, May 28 - May 31, 2001.
2000 WODES, 5th Workshop on Discrete Event Systems, Ghent, Belgium, 2000.
2000 MTNS, 14th International Symposium on Mathematical Theory of Networks and Systems, Perpignan, France, June 19-23, 2000.

Workshops on Graphs and Networks

• 4th Workshop on Graphs and Networks: Detection and visualization of communities in large complex networks
  Université catholique de Louvain, Louvain-la-Neuve, March 13-14, 2008.
  
             
  
  
• Workshop on graph mining and dynamics, December 20, 2007.
• Workshop on graphs and networks, UCL and KULeuven, October 23 and 24, 2006.
• Workshop on large networks, Université catholique de Louvain, Louvain-la-Neuve, December 1, 2004. 
  
  
• UCL-Orange research days,  October 23-24, 2007.
• MigFest 60. A research workshop in identification at the occasion of Michel Gevers' 60th birthday, September 21, 2005.
• Joint spectral radius day, March 9, 2004.
• Genin day: Circuits, signals and systems, November 4, 2003.
• Computing discrete dynamical systems day, March 22, 2000.

Workshops on Dynamics and Computation (organized jointly with Rodolphe Sepulchre)

• 8th Workshop on Dynamics and Computation
  Cesame, Université catholique de Louvain, Louvain-la-Neuve, July 15, 2004.
  
  
  
  
• 7th Workshop on Dynamics and Computation: Iterated Games and Cooperation
  Arenberg Castle, Leuven, October 27-28, 2003.
  Guest: Karl Sigmund (University of Vienna, Austria).
  
  
  
  
• 6th Workshop on Dynamics and Computing: From robotics to Quantum Control
  Royal Academy of Sciences, Brussels, July 1-2, 2002
  Guest: Roger W. Brockett (Harvard Robotics Laboratory, Harvard University, USA).
  
  
  
  
• Workshop on Dynamics and Verification
  Royal Academy of Sciences, Brussels, July 16-17, 2001
  Guest: Rajeev Alur (Department of Computer and Information Science, University of Pennsylvania, USA).
  
  
  
  
• Workshop on the Dynamics of Neurons and Vision
  Brussels, September 4-5, 2000
  Guest: H. R. Wilson (Visual Science Center, University of Chicago, USA).
  
  
  
  
• Workshop on the Dynamics of Switching
  University of Liège, August 30, 1999
  
  
  
  
• Workshop on the Dynamics of Computing
  University of Liège, July 13, 1998
  
  
  
  
• Workshop on Open Problems in Systems and Control
  University of Liège, June 30, 1997