Fantasy, Reality, and Bookcraft: The Art of World Building.” Gregory Maguire, author of the Oz-inspired series The Wicked Years, and National Book Award–winning young-adult author M. T. Anderson (Feed; The Astonishing Life of Octavian Nothing) discuss their lives, their craft, and their upcoming books in a staged conversation moderated by Katherine Howe, New York Times bestselling author of The Physick Book of Deliverance Dane.