David Butterworth

David Butterworth is an electrical engineer, system engineer, ADA programmer, and project engineer who worked on the Space Shuttle, Com-Sec equipment, Missile Defense, and various other programs. A graduate of the University of Washington, Seattle, back when computer programs were written on punch cards. Worked at Jet Propulsion Lab (JPL) on the Deep Space Tracking Network. He has spent 40 years in the space business.