Betsy Duffey began writing in 1990 and has published more than 20 children’s books, including many popular series. Her books have been Junior Library Guild selections, Triple Crown Award nominees, and have been nominated for state awards in more than 20 states, including the California Young Reader Medal, the Texas Bluebonnet Award, and the Florida Sunshine State Young Reader Award. Her books have also been Parents' Choice and Children’s Choice selections. Betsy’s books have been translated into Japanese, Korean, Dutch, and Danish, and included in numerous book clubs.

Ellen Thompson is an author and illustrator of many children’s and YA books, including the Puffin Chapters series.