PROGRAM COMMITTES

- SIGMOD Conference 2012, May 20-25, Scottsdale, USA.

- The 14th Asia-Pacific Web Coference, APWeb 2012, April 11-13, Kunming, China.

- 20th ACM Conference on Information and Knowledge Management, CIKM 2011, October 24-28, Glasgow, Scotland.

- 5th Alberto Mendelzon Workshop on Foundations of Data Management, AMW 2011, May 9-12, Santiago, Chile. (Program co-chair)

- The 13th Asia-Pacific Web Coference, APWeb 2011, April 18-20, Beijing, China.

- 31st Conferencia Latinoamericana de Informatica, CLEI 2010, October 18-22, Asuncion, Paraguay.

- 4th International Workshop on Semantics in Data and Knowledge Bases, SDKB 2010, July 5, Bordeaux, France.

- 4th Alberto Mendelzon Workshop on Foundations of Data Management, AMW 2010, May 17-20, Buenos Aires, Argentina.

- 10th International Workshop on Logic and Computational Complexity, LCC 2009, August 10, Los Angeles, USA.

- 12th International Symposium on Database Programming Languages, DBPL 2009, August 23-24, Lyon, France.

- International Workshop on Logic in Databases, LID 2009, October 29-30, Copenhagen, Denmark.

- 28th ACM Symposium on Principles of Database Systems, PODS 2009, June 29 to July 2, Providence, Rhode Island, USA.

- 3rd Alberto Mendelzon Workshop (AMW 2009): Chair of the Graduate Students Workshop, May 12-15, Arequipa, Peru.

- 12th Internacional Conference on Database Theory, ICDT 2009, March 23-25, St. Petersburg, Russia.

- 9th ACM Internacional Workshop on Web Information and Data Management, WIDM 2007, November 9, Lisboa, Portugal.

- 11th Internacional Symposium on Database Programming Languages, DBPL 2007, September 23-24, Vienna, Austria.

- 5th Internacional XML Database Symposium, XSym 2007, September 23-24, Vienna, Austria.

EDITORIAL WORK

- Editor of the Database Principles Column of the SIGMOD Record.