Margaret Mayo (Author) Margaret Mayo is an acclaimed storyteller and author who has been creating stories for children for over 35 years. She has written more than 50 books, including the bestselling Dig Dig Digging , Choo Choo Clickety-Clack! and Stomp, Dinosaur, Stomp! A former teacher, Margaret uses her wide-ranging experience with children in her writing. She lives in Brighton. Alex Ayliffe (Illustrator) Alex Ayliffe is a bestselling, award-winning writer and artist. Her distinctive papercut illustrations are bright and bold with lots of child appeal. Alex has illustrated many books for children, including the bestselling Dig Dig Digging and Boo Barney , winner of the Sainsbury's Baby Book Award. She lives with her family in Hertfordshire.