Robert A. Heinlein

Robert Anson Heinlein (/ˈhaɪnlaɪn/ HYNE-lyne; July 7, 1907 – May 8, 1988) was an American science fiction author, aeronautical engineer, and naval officer. Sometimes called the "dean of science fiction writers", he was among the first to emphasize scientific accuracy in his fiction and was thus a pi...