Committee, Board, etc. Memberships
- 1997-current: IW3C2 (International World Wide Web Conference Committee)
- 2016-current: Steering Committee of the “Annotating All Knowledge” coalition
- 2016-current: Advisory Board of Force11 (Future of Research Communications and e-Scholarship)
- 2015: ORCID Technical Steering Board
- 2015: Advisory Board of the Summer Schools on Ontology Engineering and the Semantic Web series
- 2013-2015: Expert Steering Group of the SemaGrow EU project
- 2011-2015: Board of Directors of Force11 (Future of Research Communications and e-Scholarship)
- 2003-2015: IFIP TC6 Working Group on Internet Applications Engineering
- 2007-2014: ISWSA (Semantic Web Science Association)
- 2006-2010: Peer Review Panel, UK EPSRC (Engineering and Physical Sciences Research Council)
- 1986-2010: Editorial Board, Computer Graphics Forum
- 2005-2009: Subcommittee on Electronic Publishing, European Mathematical Society
- 2003-2007: Steering Committee, Stichting Bartiméus Accessibility
- 1999-2004: Editorial Board, Springer Book Series on Information Visualization
- 2004-2005: Review board for the EU 5th Framework SPIRIT, SCULPTEUR, and SPACEMANTIX projects
- 1985-2002: Executive Committee and Executive Board, Eurographics Association
- 1999-2001: Steering Committee, Amsterdam New Media Association
- 1994-2000: International Standards Organization, ISO/IEC JTC1 SC24 Committee, head of the Dutch National Delegation
- 1995-1997: EEC ITEA (Information Technology European Award) Evaluation Group
- 1994-1995: Review Board, EU ESPRIT III OMHEGA Project
- 1989-1991: Editorial Advisory Board of the “Computer Graphics Standard Reference Series” by Butterworth Scientific Ltd.
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1984-1986: International Standards Organization, ISO TC97/SC24 WG2 Committee, head of the Hungarian National Delegation
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[IW3C2]: International World Wide Web Conference Committee
- [Force11]: Future of Research Communications and e-Scholarship
- [ISWSA]: Semantic Web Science Association
- [EPSRC]: Engineering and Physical Sciences Research Council, UK
- [ITEA]: Information Technology European Award
- [SPIRIT]: Spatially-Aware Information Retrieval on the Internet
- [SCULPTEUR]: Semantic and content-based multimedia exploitation for European benefit
Conference organizations, programme committee membership, etc.
- 2019: Digital Publishing Summit Europe 2019, Paris, France, member of the International Program Committee.
- 2018: Digital Publishing Summit Europe 2018, Berlin, Germany, member of the International Program Committee.
- 2018: 2018 International Workshop on Semantics, Analytics, Visualisation: Enhancing Scholarly Data, Lyon, France, member of the International Program Committee.
- 2017-2018: The Web Conference 2018, Lyon, France, member of the International Program Committee.
- 2017: 2017 International Workshop on Semantics, Analytics, Visualisation: Enhancing Scholarly Data, Perth, Australia, member of the International Program Committee.
- 2016: I Annotate 16, Berlin, Germany, member of the International Program Committee.
- 2016: 2016 International Workshop on Semantics, Analytics, Visualisation: Enhancing Scholarly Data, Montreal, Canada, member of the International Program Committee.
- 2014: Linked Data on the Web Workshop, Seoul, Korea, member of the International Program Committee.
- 2013: 'International Semantic Web Conference, 2013 (ISWC2013), In-Use track, Sydney, Australia, member of the International Program Committee.
- 2013: Linked Data on the Web Workshop, Rio de Janeiro, Brasil, member of the International Program Committee.
- 2013: Semantic Technology Conference 2013, San Francisco, California, United States of America, member of the Advisory Board.
- 2012-2013: Workshop: User Interaction based on Library Linked Data, Singapore, member of the International Program Committee.
- 2012: Workshop: What will the Semantic Web Look Like 10 Years From Now? (SW2022), Boston, USA, member of the International Program Committee.
- 2012: 3rd International Workshop on Consuming Linked Data (COLD2012), Boston, USA, member of the International Program Committee.
- 2012: International Semantic Web Conference, 2012 (ISWC2012), In-Use track, Boston, USA, member of the International Program Committee.
- 2012: International Semantic Web Conference, 2012 (ISWC2012), Industry Track, Boston, USA, member of the Conference Organization Committee, track co-chair.
- 2012: Declarative 3D for the Web Architecture (Dec3D2012) Workshop, Lyon, France, member of the Conference Organization Committee, workshop co-chair.
- 2012: Linked Data on the Web Workshop, Lyon, France, member of the International Program Committee.
- 2012: Semantic Technology Conference 2012, San Francisco, California, United States of America, member of the Advisory Board.
- 2012: Extended Semantic Web Conference (ESWC 2012), Crete, Greece, member of the International Program Committee.
- 2010-2011: Future of Research Communications Workshop, .
- 2011: 2nd International Workshop on Consuming Linked Data, Bonn, Germany, member of the International Program Committee.
- 2011: International Semantic Web Conference, 2011 (ISWC2011), In-Use track, Bonn, Germany, member of the International Program Committee.
- 2010-2011: Computer & Graphics Journal, Special Section on Semantic 3D Media and Content , Guest Editor.
- 2011: Workshop on Discovering Meaning On the Go in Large Heterogeneous Data, Barcelona, Spain, member of the International Program Committee.
- 2011: Ingénierie des Connaissances 2011, Chambéry, France, member of the International Program Committee.
- 2011: Linked Data on the Web Workshop 2011, Hyderabad, India, member of the International Program Committee.
- 2010-2011: Triplification Challenge 2011, Graz, Austria, member of the International Program Committee.
- 2011: Semantic Technology Conference 2011, San Francisco, California, United States of America, member of the Advisory Board.
- 2011: Extended Semantic Web Conference, 2011 (ESWC 2011), Heraklion, Greece, member of the International Program Committee.
- 2011: Journées du Web Sémantique, Paris, France, member of the International Program Committee.
- 2010: The Future of the Web for Collaborative Science (Workshop), Raleigh, USA, member of the International Program Committee.
- 2010: Linked Data on the Web Workshop, Raleigh, USA, member of the International Program Committee.
- 2009-2010: Linked AI: AAAI Spring Symposium 'Linked Data Meets Artificial Intelligence', Stanford, USA, member of the International Program Committee.
- 2010: IC 2010 – Ingénierie Connaissances, Nîmes, France, member of the International Program Committee.
- 2010: 7th Extended Semantic Web Conference, SW, Heraklion, Greece, member of the International Program Committee.
- 2010: Triplification Challenge 2010, Graz, Austria, member of the International Program Committee.
- 2010: Semantic Technology Conference 2010, San Francisco, California, United States of America, member of the Advisory Board.
- 2010: 1st International Workshop on Consuming Linked Data, Shanghai, China, member of the International Program Committee.
- 2010: International Semantic Web Conference, 2010 (ISWC2010), In-Use track, Shanghai, China, member of the International Program Committee.
- 2009: Triplification Challenge 2009, Graz, Austria, member of the International Program Committee.
- 2009: ICSD - International Conference und Digital Libraries and the Semantic Web, Trento, Italy, member of the International Program Committee.
- 2009: International Semantic Web Conference, 2009 (ISWC2009), In-Use track, Washington, USA, member of the International Program Committee.
- 2009: Linked Data on the Web (LDOW2009), Madrid, Spain, member of the International Program Committee.
- 2009: 2nd European Semantic Technology Conference, Heraklion, Greece, member of the International Program Committee.
- 2008-2009: Semantic Technology Conference 2009, San José, California, United States of America, member of the Advisory Board.
- 2008: Social Data on the Web Workshop (SDoW2008), Karlsruhe, Germany, member of the International Program Committee.
- 2008: International Semantic Web Conference, 2008 (ISWC2008), In-Use track, Karlsruhe, Germany, member of the International Program Committee.
- 2008: OWL: Experiences and Directions (OWLED) 2008 Workshop, Karlsruhe, Germany, member of the International Program Committee.
- 2008: 2nd European Semantic Technology Conference, Wien, Austria, member of the International Program Committee.
- 2007-2008: Semantic Technology Conference 2008, San José, California, United States of America, member of the Advisory Board.
- 2007-2008: Linked Data on the Web Workshop, Beijing, China, member of the International Program Committee.
- 2008: NIST-Ontolog-NCOR Ontology Summit 2008, Gaithersburg, Maryland, United States of America, member of the International Program Committee.
- 2007-2008: Semantic Web for Health Care and Life Sciences Workshop, Beijing, China, member of the International Program Committee.
- 2006-2008: WWW2008 Conference, Beijing, China, member of the Conference Organization Committee, liaison with IW2C2.
- 2007: International RuleML Symposium on Rule Interchange and Applications (RuleML-2007), Orlando, FL, USA, member of the International Program Committee.
- 2007: Uncertainty Reasoning for the Semantic Web, 2007, Pusan, South Korea, member of the International Program Committee.
- 2007: International Semantic Web Conference, 2007 (ISWC2007), In-Use track, Pusan, South Korea, member of the International Program Committee.
- 2006-2007: Workshop on Health Care and Life Sciences Data Integration for the Semantic Web, Banff, Alberta, Canada, member of the International Program Committee.
- 2006-2007: NIST, Interoperability Week, 2007 Ontology Summit, .
- 2006: Uncertainty Reasoning for the Semantic Web, 2006, Athens, GA, USA, member of the International Program Committee.
- 2006: 'Semantic Web In Use' track, International Semantic Web Conference, 2006, Athens, GA, USA, member of the International Program Committee.
- 2005: Italian Semantic Web Workshop 2005 (ISWC2005), Trento, Italy, member of the International Program Committee.
- 2005: International Semantic Web Conference, 2005, In-Use track, Gallway, Ireland, member of the International Program Committee.
- 2005: 'Technical Track' SIGGRAPH 2005 Conference, Los Angeles, CA, USA, member of the International Program Committee.
- 2005: SVGOpen 2005 Conference, Enschede, The Netherlands, member of the International Program Committee.
- 2003-2004: Eurographics 2004 Conference, Grenoble, France, member of the Conference Organization Committee, topic co-chair on Web-based graphics.
- 2001-2003: WWW 2003 Conference, Budapest, Hungary, member of the Conference Organization Committee, developers' day co-chair.
- 2002-2003: Eurographics 2003 Conference, Granada, Spain, member of the Conference Organization Committee, topic co-chair on Web-based graphics.
- 2001-2002: SVGOpen 2002 Conference, Zurich, Switzerlands, member of the International Program Committee.
- 1999-2000: Joint Eurographics and IEEE TCCG Symposium on Visualization, Amsterdam, The Netherlands, member of the Conference Organization Committee, symposium co-chair.
- 1998-2000: 9th WWW Conference (WWW9), Amsterdam, The Netherlands, member of the Conference Organization Committee, conference co-chair.
- 1998-2000: Eurographics '2000 Conference, Manchester, UK, member of the Conference Organization Committee, conference co-chair.
- 1987-2000: Eurographics Conferences, member of the International Program Committee, at the EG'87, EG'88, EG'89, EG'90, EG'91, EG'92, EG'95, EG'96, EG'99 and EG'2000 conferences.
- 1997-1998: Combining AI and Graphics for the Interface of the Future, Brighton, UK, member of the Conference Organization Committee, workshop co-chair.
- 1997-1998: 8th WWW Conference (WWW8), Toronto, Canada, member of the International Program Committee.
- 1995-1997: Eurographics '97 Conference, Budapest, Hungary, member of the Conference Organization Committee, conference co-chair.
- 1995-1997: Eurographics '97 Conference, Budapest, Hungary, member of the Conference Organization Committee, conference co-chair.
- 1997: International Symposium on Multimedia Systems Application, Maui, HW, USA, member of the International Program Committee.
- 1992-1993: IFIP ICCG'93 Conference, Bombay, India, member of the International Program Committee.
- 1992-1993: Eurographics '93, Barcelona, Spain, member of the Conference Organization Committee, tutorial co-chair.
- 1990-1991: Workshop on 'Computer Graphics and Mathematics', Genoa, Italy, member of the Conference Organization Committee, conference co-chair.
- 1989-1990: Eurographics '90, Montreux, Switzerland, member of the Conference Organization Committee, tutorial co-chair.