Holly Black is the author of bestselling contemporary fantasy books for kids and teens. Some of her titles include The Spiderwick Chronicles (with Tony DiTerlizzi), the Modern Faerie Tales series, the Curse Workers series, Doll Bones, The Coldest Girl in Coldtown, The Darkest Part of the Forest,  the Magisterium series (with Cassandra Clare), and the Folk of the Air series. She has been a finalist for the Mythopoeic Award, a finalist for an Eisner Award, and the recipient of both an Andre Norton Award and a Newbery Honor. She lives in New England with her husband and son in a house with a secret door. Visit her at BlackHolly.com.

Tony DiTerlizzi is co-creator of the international bestselling series, The Spiderwick Chronicles. He has illustrated numerous picture books for children, including Ted, G is for 1 Gzonk and the critically acclaimed The Spider and the Fly, which won the Caldecott Honor. Tony lives in Amherst, Massachusetts with his wife, Angela, and their baby daughter, Sophia.