- 9th Asian Conference on Intelligent Information and Database Systems, Member of the Program Committee, Kanazawa, Japan, April 3-5 (2017).
- Complex Networks 2017, Member of the Programme Committee, Lyon, France, November 29 - December 01 (2017).
- Dynamics of Self-Organization: from Colloids to Biomaterials, Organizer (with Ignacio Pagonabarraga), Barcelona, Spain, Dec 4-5 (2017).
- Flowing Matter 2017, Local Organizer, Oporto, January 23-27 (2017).
- LANET 2017, Advisory board, Puebla, Mexico, September 25-29 (2017).
- 2016 Summer Solstice: 8th International Conference on Discrete Models of Complex Systems, Member of the Scientific Programme Committee, Aveiro, Portugal, June 20-22 (2016).
- Complex Networks 2016, Member of the Programme Committee, Milan, Italy, November 30 - December 2 (2016).
- Flowing Matter 2016, Local Organizer, Porto, Portugal, January 11-15 (2016).
- Thematic session: Nanosciences and Nanotechnology, Encontro Ciência 2016, Organizer, Lisbon, Portugal, July 4-6 (2016).
- International Workshop of Work Group 4 of COST Action MP1305 - Flowing Matter: Applications, dissemination and outreach, Conference Chairman, Sofia, Bulgaria, April 27-28 (2015).
- Symposium: Statistical Mechanics of Materials Design, Organizer, Rio de Janeiro, Brazil, September 27th - October 1st (2015).
- 2014 International Symposium on Nonlinear Theory and its Applications (NOLTA2014), Member of the technical program committee, Luzern, Switzerland, September 14-18 (2014).
- Dynamic Systems: From Statistical Mechanics to Engineering Applications, Organizer, Zurich, Switzerland (2014).
- Flowing Matter 2014, Organizer and member of the scientific committee, Lisbon, Portugal, December 15-17 (2014).
- NetSci 2014, Member of the Program Committee, Berkley, California, United States (2014).
- International Workshop on Coping with Crises in Complex Socio- Economic Systems, Zurich, Switzerland (2011).