Hamilton Distinguished Professor in Computer Science at RPI. Fellow of the ACM, IEEE, and AAAS. Inaugural recipient of the ACM/IEEE-CS Ken Kennedy Award for "influential leadership in the design, development, and deployment of national-scale cyberinfrastructure." U.S. lead of the Research Data Alliance (RDA) and RDA Council co-Chair. Chair of the Anita Borg Institute Board of Trustees. Former Director of the San Diego Supercomputer Center. Former Vice President for Research at RPI.