Ellen Potter is the award-winning author of many books for children, including the Olivia Kidney series, Slob, The Kneebone Boy, and the Piper Green series. She lives in upstate New York. Felicita Sala is an award-winning illustrator of the Big Foot and Little Foot series, The Hideout, Be a Tree, and more. She has worked on several animation projects, but her passion is making picture books. She lives in Rome with her family.