Moon is a Harsh Mistress

Robert A. Heinlein (1907-88) was educated at the University of Missouri and the US Naval College, Annapolis. He served as a naval officer but retired in 1934 due to ill health. He then studied physics at UCLA and worked in a number of jobs before beginning to publish sf in 1939. Among his many novels are Starship Troopers and Stranger in a Strange Land.