Karen Anderson (born June Millichamp Kruse /ˈkruːzi/; September 16, 1932 – March 17, 2018)[1][2] was an American writer.
She published fiction and essays solo and in collaboration with her husband Poul Anderson and others.
Anderson was born June Millichamp Kruse in Erlanger, Kentucky,[1][2] a suburb of Cincinnati, Ohio.
[1] She was the first person to use the term filk music in print[3] and she wrote the first published science fiction haiku (or scifaiku), "Six Haiku" (The Magazine of Fantasy and Science Fiction, July 1962).
She was, around this time, a friend of Hugh Everett III, of whose theories about parallel universes Poul Anderson later became an enthusiast.