. "Senior NASA official-administrator and engineering researcher" . . . "1923Z"^^ . "2014Z"^^ . . "2014-05-04Z"^^ . . "Edgar Maurice Cortright"@en . . . "Cortright, Edgar Maurice"@en . . . "Ed"@en . . . . . "1923-07-29Z"^^ . "Edgar Maurice Cortright (July 29, 1923 \u2013 May 4, 2014) was a scientist and engineer, and senior official at the National Aeronautics and Space Administration (NASA) in the United States. His most prominent positions during his career were Director of NASA's Langley Research Center, and Chairman of the Apollo 13 Review Board which investigated the explosion that occurred during the Apollo 13 spaceflight in 1970."@en . . "Edgar Cortright"@en .