KATHERINE RUNDELL is the internationally bestselling author of Impossible Creatures. Her other books for children include Rooftoppers, Cartwheeling in Thunderstorms, The Wolf Wilder, The Explorer, and The Good Thieves. She grew up in Zimbabwe, Brussels, and London, and is currently a Fellow of St. Catherine's College, Oxford. For adult readers, Rundell has written Vanishing Treasures: A Bestiary of Extraordinary Endangered Creatures and Super-Infinite: The Transformations of John Donne, which won the Baillie Gifford Prize for Non-Fiction. She was the recipient of the British Book Award for Book of the Year and Author of the Year.