Annette Curtis Klause is an American author known for her contributions to young adult literature, particularly in the fantasy and horror genres. She gained recognition for her novel, Blood and Chocolate, which explores themes of identity and belonging through the story of a teenage werewolf. Klause's writing often features strong, complex characters and addresses issues relevant to young adults. In addition to her novels, Klause has written short stories and has been involved in promoting literacy and reading among young people. She has received several awards for her work, including the Golden Kite Award from the Society of Children's Book Writers and Illustrators.