He was appointed Deputy Associate Administrator for Aeronautics for the Office of Advanced Research and Technology at ARPA, served in the position for a year, then resigned from it and NASA in 1971.
Ia ditunjuk sebagai Deputy Associate Administrator untuk penerbangan di Office of Advanced Research and Technology, Advanced Research Projects Agency (ARPA), tetapi setahun setelah menjabat, ia mengundurkan diri dari ARPA dan NASA pada tahun 1971.