William_Hayward_Pickering--Dudley_Robert_Herschbach

William Hayward Pickering (24 December 1910 – 15 March 2004) was a New Zealand-born aerospace engineer who headed Pasadena, California's Jet Propulsion Laboratory (JPL) for 22 years, retiring in 1976. He was a senior NASA luminary and pioneered the exploration of space. Pickering was also a founding member of the United States National Academy of Engineering.