Bachelor of Science degree in mechanical engineering, South Dakota State University, 1988; Master of Science degree in aeronautical and astronautical engineering, Ohio State University, 1995; Ph.D. in aeronautical and astronautical engineering from Ohio State University, 1999; semi finalist in NASA group 18 selection; January 2006 - November 2008 the Director, Communications Office of the Assistant Secretary of Defense; since November 2008 Director, Signals Intelligence Systems Acquisition, National Reconnaissance Office, Office of the Assistant Secretary for Space, Chantilly, Virginia.