Luis Gravano has been on the faculty of the Computer Science Department, Columbia University, since 1997, where he has been an associate professor since 2002. In 2001, Luis was a Senior Research Scientist at Google (on leave from Columbia University). He received his Ph.D. degree in Computer Science from Stanford University in 1997. He also received an M.S. degree from Stanford University in 1994 and a B.S. degree from the Escuela Superior Latinoamericana de Informática (ESLAI), Argentina, in 1991. Luis is a recipient of a CAREER award from the National Science Foundation.Luis has worked on several patents, including “Systems and Methods for Using Anchor Text as Parallel Corpora for Cross-Language Information Retrieval,” issued in May 2012. He also was an Associate Editor for the ACM Transactions on Database Systems journal from 2004 to 2010, and for the ACM Transactions on Information Systems journal from 1997 to 2005. Luis was the Program Chair for the 2012 edition of the ACM SIGMOD International Conference on Management of Data.