2022:
- Reviewer for the Journal of Medical Internet Research (JMIR)
- Guest editor of the IJERPH Special Issue on Digital Health Tools: A Critical Assessment of Long-Term Engagement, MDPI
2020:
- Chair of the health track at the AI Summit, Eindhoven
2018-2019:
- Chair of the health track at the Data Science Summit, Eindhoven
2017:
- Publicity Chair for the IEEE International Enterprise Computing Conference (EDOC)
- Publicity Chair for Software Technologies: Applications and Foundations (STAF)
2016:
- PC Chair and Web Chair for the International Conference on Model Transformation (ICMT 2015)
- SC member for the European Conference on Modelling Foundations and Applications (ECMFA 2015)
- SC member for Software Technologies: Applications and Foundations (STAF 2016)
2015:
- PC member for the Free Models Initiative 2015 (see 2014 webpage)
- PC member for the International Conference on Graph Transformation (ICGT 2015)
- PC member for the International Conference on Model Transformation (ICMT 2015)
- PC and SC member for the European Conference on Modelling Foundations and Applications (ECMFA 2015)
- PC and SC member for the Transformation Tool Contest 2015 (TTC 2015)
- Workshop co-chair at STAF 2015
- SC member for STAF 2015
- Reviewer for the Software and Systems Modeling (SoSyM) journal
- Reviewer for the BMC Medicine journal
- Co-organizer of the 9th Workshop on Multi-Paradigm Modelling (MPM 2015)
- PC member for the International Conference on Model-Driven Engineering and Software Development (MODELSWARD 2015)
2014:
- Reviewer for the Science of Computer Programming (SCP) journal
- Reviewer for the Software and Systems Modeling (SoSyM) journal
- Co-organizer of the 8th Workshop on Multi-Paradigm Modelling (MPM 2014)
- PC and SC member for the European Conference on Modelling Foundations and Applications (ECMFA 2014)
- PC and SC member for the Transformation Tool Contest 2014 (TTC 2014)
- PC member for the International Conference on Software Language Engineering (SLE 2014)
- PC member for the Workshops of the International Conference on Model Driven Engineering Languages and Systems (MoDELS 2014)
- PC member for the International Conference on Model-Driven Engineering and Software Development (MODELSWARD 2014)
- PC member for the International Conference on Model Transformation (ICMT 2014)
- Reviewer for the International Journal of Cooperative Information Systems (IJCIS) journal
2013:
- Program Committee Chair of the Foundations track of the 9th European Conference on Modelling Foundations and Applications (ECMFA 2013), Montpellier, France.
- Co-organizer of the ECMFA/ECOOP/ECSA 2013 Tutorial on Research 2.0 for Software Engineering. Slides and other artifacts; Tutorial Summary.
- Co-organizer of TTC 2013: Transformation Tools Contest 2013
- PC member for MODELSWARD 2013 – the International Conference on Model-Driven Engineering and Software Development
- PC member for ICMT 2013: International Conference on Model Transformation, Budapest – Hungary, June 18 – 19 2013
- Reviewer for the International Journal of Cooperative Information Systems (IJCIS) journal
2012:
- Co-organizer of the SMC 2012 special session on Decision Support Systems for Healthcare Processes
- PC member for LinkedScience 2012 – A workshop of ISWC 2012
- PC member for OCL 2012 – International Workshop on OCL and Textual Modelling
- PC member for the International Workshop on Graph Based Tools – GraBaTs 2012
- PC member for MPM 2012 – A workshop of MODELS 2012.
- PC member for ECMFA 2012 – 8th European Conference on Modelling Foundations and Applications. July 2-5, 2012, Technical University of Denmark, Kgs. Lyngby, Denmark
- PC member for ICMT 2012: International Conference on Model Transformation, Prague – Czech Republic, May 28 – 29 2012
- PC member for EDOC 2012
- PC member for FHIES 2012: 2nd International Symposium on Foundations of Health Information Engineering and Systems
- PC member for the SLE 2012 poster track
- PC member for ACME 2012: ACademics Modelling with Eclipse. A workshop of ECMFA 2012.
- Reviewer for the International Conference on Web Services (ICWS 2012).
- Reviewer for the European Conference on Service-Oriented and Cloud Computing (ESOCC 2012).
2011:
- Co-organizer of TTC 2011: Transformation Tools Contest 2011
- PC member for ECMFA 2011 – Seventh European Conference on Modelling Foundations and Applications. University of Birmingham, Birmingham, UK (6-9th of June, 2011)
- Reviewer for the 19th European Conference on Information Systems – ECIS 2011
- PC member for ICMT 2011: International Conference on Model Transformation, 27-28 June – Zürich, Switzerland.
- PC member for OCL 2011 – International Workshop on OCL and Textual Modelling
- Reviewer for the BPM 2011 Demos track
- Reviewer for PRO-VE 2011 – 12th IFIP Working Conference on Virtual Enterprises, 17-19 October 2011 – Sao Paulo, Brazil
- PC member for EDOC 2011
- PC member for AGTiVE 2011
- Reviewer for the Journal of Object Technology (JOT)
2010:
- Reviewer for the International Conference on Service Oriented Computing – ICSOC 2010
- PC member for the International Workshop on Graph Based Tools – GraBaTs 2010
- PC member for the Workshop on OCL and Textual Modelling
- Reviewer for the Software and Systems Modeling (SoSyM) journal
- Reviewer for the International Journal of Cooperative Information Systems (IJCIS) journal
- Reviewer for the Science of Computer Programming (SCP) journal
- Reviewer for the Data & Knowledge Engineering (DKE) journal
- Co-organizer of MHPW 2010: Making Healthcare Processes Work (Information Systems meet Scheduling Theory), February 15-16, 2010
- Co-organizer of TTC 2010: Transformation Tools Contest 2010
- PC member for EDOC 2010: 14th IEEE International EDOC Conference, Vitria, ES, Brazil.
- PC member for ICGT 2010: Fifth International Conference on Graph Transformation, University of Twente, Enschede, The Netherlands, 27 September – 2 October, 2010
- PC member for ECMFA 2010: Sixth European Conference on Modelling Foundations and Applications (Formerly the ECMDA-FA series of conferences), University of Pierre & Marie Curie, Paris, France. 15-18 June 2010
2009:
- Co-organizer of GraBaTs 2009: 5th International Workshop on Graph-Based Tools, The Contest
- Crganizer and PC member of FujabaDays 2009: 7th International Fujaba Days, November 16-17, 2009
- PC member for MODELS 2009: ACM/IEEE 12th International Conference on Model Driven Engineering Languages and Systems (formerly the UML series of conferences), Denver, Colorado
- PC member for EDOC 2009: Thirteenth IEEE International EDOC Conference (1 – 4 September 2009, Auckland, New Zealand)
- PC member for ECMDA 2009: Fifth European Conference on Model-Driven Architecture Foundations and Applications, University of Twente, Enschede, The Netherlands 23-26 June 2009
- PC member for BENEVOL 2009: The 8th BElgian-NEtherlands software eVOLution seminar.
- PC member for OCL 2009: The Pragmatics of OCL and other textual specification languages
2008:
- Reviewer for the Simulation: Transactions of The Society for Modeling and Simulation International journal
- Co-organizer of 7th OCL Workshop (OCL Concepts and Tools: From Implementation to Evaluation and Comparison) at the MoDELS (previously UML) Conference. Toulouse, France. September 2008.
- Co-organizer of the 2nd Graph Transformation Tool Contest at GraBaTs, co-located with the International Conference on Graph Transformation (ICGT). Leicester, UK. September 2008.
- PC member for EDOC 2008 – Twelfth International IEEE EDOC Conference. Munich, Germany. September 15-19 2008.
- PC member for FujabaDays 2008 – 6th International Fujaba Days (New Applications of Model-Driven Development). Technische Universität Dresden, Germany. September 18-19, 2008
2007:
- PC member for AGTiVE 2007 – Applications of Graph Transformation, October 10 – 12, Schlosshotel am Bergpark, Wilhelmshöhe, Kassel, Germany.
- Reviewer for GT-VMT 2007
- PC member for EDOC 2007 – “The Enterprise Computing Conference”, October 15th-19th 2007, Annapolis, Maryland. Hosted by theMITRE corporation.
- PC member for FujabaDays 2007 – 5th International Fujaba Days (Graph Transformations goes QVT). University of Kassel, Germany. October 8-9, 2007
2006:
- PC member for GraBaTs 2006 – Third International Workshop on Graph Based Tools, September 21-22, 2006, Natal, Brazil
- PC member for WMR 2006 – Web Maintenance and Reengineering, in conjunction with 10th European Conference on Software Maintenance and Reengineering (CSMR) 2006, 4-March-2006, Bari, Italy
- PC member for Fujaba Days 2006 – 4th International Fujaba Days, September 28th-29th, University of Bayreuth, Germany.
2005:
- PC member for WiSME 2005 – 4th Workshop in Software Model Engineering (Bridging Technical Spaces and Model-Driven Evolution). Montego Bay, Jamaica, October 3, 2005
- PC member for Fujaba Days 2005 – 3rd International Fujaba Days (MDD in Practice). University of Paderborn (Germany), September 15 – 18, 2005
2004:
- PC member for GraBaTs 2004 – International Workshop on Graph-Based Tools. A satellite event of the Second International Conference on Graph Transformation (ICGT 2004), Rome (Italy), October 1-2 , 2004
- PC member for Fujaba Days 2004 – 2nd International Fujaba Days (MDA with RT/UML and Rule-based Object Manipulation). Technical University of Darmstadt (Germany), September 15 – 17, 2004