Jon Klassen grew up in Niagara Falls, Canada, and now lives in Los Angeles, California. He is the New York Times bestselling author and illustrator of several books, including I Want My Hat Back and This Is Not My Hat, for which he won the Caldecott Medal. Two of his picture books have been named Caldecott Honor books: Sam and Dave Dig a Hole and Extra Yarn (winner of the Boston Globe-Horn Book Award), both by Mac Barnett. You can visit him online at www.burstofbeaden.com.