Paul Cotton is Program Manager of XML Standards with Microsoft Canada. Paul has been active within the W3C XML Activity since 1998 and has been the Chairman of the W3C XML Query Working Group since the WG was formed in 1999. Paul is also Microsoft's alternate on the W3C XML Protocol WG.Paul was elected to the first W3C Technical Architecture Group (TAG) in Dec 2001. The W3C TAG is responsible for defining the W3C's view of the architecture for the Web. Paul was an elected member on the W3C Advisory Board from July 2000 through Dec 2001 when he resigned to join the W3C TAG.Paul has over 30 years of experience in the IT industry and has been working on SQL standardization for 15 years. Paul holds a M. Math from the University of Waterloo.