Former Chairman and CEO of Northrop Grumman. Prior to joining Northrop Grumman, Mr. Kresa served with the United States Defense Advanced Research Projects Agency. Mr. Kresa serves on the boards of directors of the Fluor Corporation, the W.M. Keck Foundation, the Music Center Foundation and other non-profit organizations. Mr. Kresa also serves on the Board of Trustees of the California Institute of Technology.