Poul William Anderson (November 25, 1926–July 31, 2001) was an American science fiction author who wrote during a Golden Age of the genre. Poul Anderson also authored several works of fantasy. He received a degree in physics from the University of Minnesota in 1948. He married the former Karen Kruse in 1953. They had one daughter, Astrid, who is married to the science fiction author Greg Bear. He was the sixth President of Science Fiction and Fantasy Writers of America, taking office in 1972. He was also a member of the Swordsmen and Sorcerers' Guild of America, a loose-knit group of Heroic Fantasy authors founded in the 1960s, some.
