April 7, 2021: Steve Diessner now serves as the Acting Principal Director for the Deputy Chief Information Officer (CIO) for Resources and Analysis, within the Office of the Department of Defense CIO. He succeeds Dr. Kelly Fletcher in the position. Prior to his current position, Mr. Diessner served as the Director for CIO Statutory Implementation, the DoD Records Officer, and the Chief of Capability Assessment and Integration. He has over 33 years of experience working for the Department of Defense. He spent 20 years serving in the United States Air Force and 13 years in the Office of the DoD CIO. Mr. Diessner holds a B.A. in Economics from California State University, a Master of Military Operational Arts and Sciences from Air University, and an M.B.A. from the University of Colorado.