Organizing committee member for the following international conferences

  1. Geographic Area Chair of Canada of The 10th International Conference on Database Systems for Advanced Applications (DASFAA 2005), Beijing, China, from April 28-30, 2005.

  2. Publicity Co-Chair of The 5th International Conference on Web-Age Information Management (WAIM 2004), Dalian, China, July 15-17, 2004.

Program committee member for the following international conferences

    2005
  1. The 24rd International Conference on Conceptual Modeling (ER 2005), Klagenfurt Austria, October 24-28, 2005.

  2. The 15th International Conference on Database and Expert Systems Applications (DEXA 2005), Copenhagen, Denmark, August 22-26, 2005.

  3. The 8th International Conference on Computer Science and Informatics (CSI 2005), Salt Lake City, Utah, July 21-26, 2005.

  4. The 10th International Conference on Database Systems for Advanced Applications (DASFAA 2005), Beijing, China, from April 28-30, 2005.

  5. The 2st International Workshop on XML Schema and Data Management (XSDM 2005), Japan, April, 2005.
  6. IASTED International Conference on Databases and Applications (DBA 2005), Innsbruck, Austria, February 14-16, 2005.

    2004
  7. The 5th International Conference Web Information Systems (WISE 2004), Brisbane, Australia, November 22-24, 2004.

  8. The 23rd International Conference on Conceptual Modeling (ER 2004), Shanghai, China, November 8-12, 2004.

  9. The 15th International Conference on Database and Expert Systems Applications (DEXA 2004), Zaragoza, August 30-September 3, 2004.

  10. The 5th International Conference on Web-Age Information Management (WAIM 2004), Dalian, China, July 15-17, 2004.

  11. The 8th International Database Engineering and Applications Symposium (IDEAS 2004), Coimbra, Portugal, July 7-9, 2004.

  12. International Resources Management Association International Conference (IRMA 2004), New Orleas, USA, May 23-26, 2004.

  13. IASTED International Conference on Databases and Applications (DBA 2004), Innsbruck, Austria, February 17-19, 2004.

    2003
  14. The 14th International Conference on Database and Expert Systems Applications (DEXA 2003), Prague, Tschech Republic, September 1-5, 2003.

  15. The 4th International Conference on Web Information Systems Engineering (WISE 2003), Roma, Italy, December 10-12, 2003.

  16. The 1st International Workshop on XML Schema and Data Management (XSDM 2003), Chicago, USA, October 13, 2003.

    2002
  17. ACM International Workshop on Web Information and Data Management (WIDM 2002), Virginia, USA, November 8, 2002.

  18. The 3rd International Conference on Web Information Systems Engineering (WISE 2002), Grand Hyatt, Singpaore, December 12-14, 2002.

    2001
  19. The 12th International Conference on Database and Expert Systems Applications (DEXA 2001), Munich, Germany, September 3-7, 2001.

  20. International Database Engineering and Applications Symposium (IDEAS 2001), Grenoble, France, July 16-18, 2001.

  21. The 11th International Conference on Database and Expert Systems Applications (DEXA 2001), Greenwich, UK, September 4-8, 2000.

    2000 and earlier
  22. International Database Engineering and Applications Symposium (IDEAS 2000), Yokohoma, Japan, September 13-15, 2000.

  23. The 2nd International Conference on Rough Sets and Current Trends (RSCTC 2000), Banff, Canada, October 16-19, 2000.

  24. Canadian Conference on Electrical and Computer Engineering (CCECE 1999) Alberta, Canada, May 9-12, 1999.

  25. Intelligent Information Management Systems (IIMS 1996), Washington, D.C. USA, June 5-7, 1996.

Editorial Board of international journals

  1. Information Resources Management Journal

Referee for the following international journals

  1. ACM Transactions on Information Systems

  2. ACM Transactions on Internet Technologies

  3. IEEE knowledge and Data Engineering

  4. Software Practice & Experience

  5. Information Sciences

  6. Knowledge and Information Sciences

  7. Intelligence Computation

  8. Information Processing Letters

Referee for the following grant agencies

  1. Natural Science and Engineering Research Council of Canada (NSERC)

  2. Australian Research Council (ARC)

  3. Communications and Information Technology Ontario (CITO) (panelist)