Susanna Leonard Hill is the New York Times bestselling author of Moon's First Friends, as well as many other award-winning books for children. She does frequent school and library visits, teaches picture book writing, and offers picture book critiques. She lives in New York's Mid-Hudson Valley with her children and two rescue dogs.

John Joseph is a New York Times-bestselling picture book illustrator. He has a degree in art education from Colorado State University and a masters degree from Lesley University in Cambridge, Massachusetts. John's picture books include Dear Grandma, When Eleanor Roosevelt Learned to Jump a Horse and the Little Blue Truck series. John lives in the mountains of Colorado, where he is also involved with community clean-up projects and teaches Visual Arts at a local elementary school.