Harry Harrison was born Henry Maxwell Dempsey in Connecticut, in 1925. He is the author of a number of much-loved series including the Stainless Steel Rat and Bill the Galactic Hero sequences and the Deathworld Trilogy. He is known as a passionate advocate of Esperanto, the most popular of the constructed international languages, which appears in many of his novels. He published novels for over half a century and is perhaps best known for his seminal novel of overpopulation, MAKE ROOM! MAKE ROOM!, which was adapted into the cult film SOYLENT GREEN. He died in 2012.