Nancy Kress is a Hugo and Nebula Award-winning author of more than twenty books, including more than a dozen novels of science fiction and fantasy, as well as three story collections, and two books on writing. Probability Space, the final book in the Probability trilogy, won the John W. Campbell Award for Best Science Fiction novel. She has also written the Cosmic Crossfire series and the Yesterday’s Kin trilogy, as well as standalones including Maximum Light and Steal Across the Sky.