Professional activities

Program Committee Member

• ACM SIGMOD Intl. Conf. 2009
• Intl. Conf. on Very Large Data Bases (VLDB) 2008
• Intl. Workshop on New Trends in Information Integration (NTII 2008)
• Intl. Conf. on Data Engineering (ICDE) 2008
• Intl. Conf. on Very Large Data Bases (VLDB) 2007
• Intl. Conf. on Data Engineering (ICDE) 2007 (Demos)
• Intl. Conf. on Extending Database Technology (EDBT) 2006 (Demos)
• Intl. Conf. on Data Engineering (ICDE) 2006
• Intl. Conf. on Conceptual Modeling (ER) 2005
• Intl. Symposium on Databases and Programming Languages (DBPL) 2005
• Intl. Workshop on the Web and Databases (WebDB) 2005
• ACM SIGMOD Intl. Conf. 2005
• Intl. Semantic Web Conference (ISWC) 2004
• IEEE/WIC/ACM Intl. Conf. on Web Intelligence (WI) 2004
• Intl. Conf. on Conceptual Modeling (ER) 2004
• Intl. Conf. on Artificial Intelligence: Methodology, Systems, Appl. (AIMSA) 2004
• ACM SIGMOD Intl. Conf. 2004 (Demos)
• Intl. Workshop on Data Integration in the Life Sciences (DILS) 2004
• Intl. Semantic Web Conference (ISWC) 2003
• Intl. Workshop on the Semantic Web 2002
• Intl. World-Wide Web Conf. (WWW) 2002 (Posters)
• GI Workshop Web and Databases 2001
• IJCAI Workshop E-Business and the Intelligent Web 2001
• IEEE Advances in Digital Libraries (ADL) Conf. 2000

Referee

• ACM Transactions on Database Systems (TODS) Journal (2006, 2005, 2003)
• VLDB Journal (2007, 2006, 2005)
• Israel Science Foundation (2007)
• ACM Transactions on the Web (2006)
• Journal on Data Semantics (2006)
• Netherlands Organization for Scientific Research (NWO) 2005
• World-Wide Web Journal (2003)
• The Research Council of Norway (2003)
• GI Conference on Database Systems Business, Technology and Web (2003)
• Intl. Semantic Web Conf. (ISWC) 2002
• Intl. Semantic Web Working Symposium (SWWS) 2001