MARGARET MAYO is the author of Stomp, Dinosaur, Stomp!, Dig Dig Digging, and many other lyrical picture books. She lives in Brighton, England, with her husband. They have one daughter, two sons, and three grandchildren.ALEX AYLIFFE has illustrated numerous picture books using her distinctive cut-paper collage style, including Stomp, Dinosaur, Stomp! and Emergency! She has traveled extensively throughout Europe, Africa, and Australia and currently lives in England.