Poul William Anderson (November 25, 1926 – July 31, 2001)[4] was an American fantasy and science fiction author who was active from the 1940s until his death in 2001.

The family returned to the United States after the beginning of World War II, settling eventually on a Minnesota farm.

[9] Their daughter Astrid (later married to science fiction author Greg Bear[10]) was born in 1954[citation needed].

[11] Over the years Poul gave many readings at The Other Change of Hobbit bookstore in Berkeley; his widow later donated his typewriter and desk to the store.

Robert A. Heinlein dedicated his 1985 novel The Cat Who Walks Through Walls to Anderson and eight of the other members of the Citizens' Advisory Council on National Space Policy.