Dawn Cook, who also writes under the pen name Kim Harrison, was born in Michigan. She is a member of both the Romance Writers of America and The Science Fiction and Fantasy Writers of America. Under the name of Dawn Cook, her books include The Decoy Princess, Princess At Sea, and the Truth series. Under the name of Kim Harrison, she writes the Rachel Morgan or Hollows series. In 2014 her title, The Undead Pool made The New York Times Best Seller List.