When Justin loses the special hat his grandmother made for him, he looks everywhere he can think of to find it. Everywhere, that is, except the Lost and Found. Mr. Rumkowsky, the old school custodian, is the keeper of all the lost and found items, and eve

Bill Harley is a two-time Grammy Award–winning storyteller, musician, and author who has been writing and performing for kids and families for more than forty years. He has appeared nationally in theaters, schools, libraries, festivals and conferences, as a workshop leader and keynote and inspirational speaker. His picture books and middle-grade novels have won wide acclaim, from Bank Street School of Education Best Books, Children's Choice Awards, Green Earth Book Awards, and pick of the list from ABA.
Harley was called "the Mark Twain of contemporary children's music" by Entertainment Weekly. He lives in Massachusetts.

Adam Gustavson holds an MFA from the School of Visual Arts and a BFA from Rowan University and has taught at Seton Hall University and Philadelphia's University of the Arts. He is the award-winning illustrator of over thirty books for children. He lives, paints, teaches, and plays music in his home state of New Jersey, along with his charming family and a neurotic poodle.