Robert A. Heinlein (1907 1988) is widely recognized as one of the greatest science fiction authors of all time, a status confirmed in 1974 when the Science Fiction and Fantasy Writers of America gave him their first Grand Master Award for lifetime achievement. A four-time Hugo Award winner, Heinlein is best known for works including Starship Troopers, The Moon Is a Harsh Mistress, and the sensational bestseller Stranger in a Strange Land.