JOAN D. VINGE is the winner of two Hugo Awards, one for her novel The Snow Queen. She has written nearly twenty books, including her Cat novels, Psion, Catspaw, and Dreamfall, and the other Snow Queen cycle novels,World's End, The Summer Queen, and Tangled Up in Blue. She has had a number of bestselling film adaptations published, including the #1 bestselling The Return of the Jedi Storybook and novelizations of Return to Oz and Willow, among others. She lives in Arizona.