Liz Rosenberg is a poet, best-selling novelist, professor, and writer of acclaimed books for children, including Monster Mama, an International Reading Association Children's Choice; The Carousel; and What James Said, among other titles. She is also the author of the biography House of Dreams: The Life of L. M. Montgomery. Her books have received numerous awards, including the Lee Bennett Hopkins Poetry Award and the Paterson Prize. Liz Rosenberg lives in Binghamton, New York, with her daughter, Lily, and their dog, Sophie.

Diana Sudyka is an artist and the illustrator of several children's books, including the award-winning series the Mysterious Benedict Society by Trenton Lee Stewart, Sometimes Rain by Meg Fleming, When Sue Found Sue by Toni Buzzeo, and What Miss Mitchell Saw by Hayley Barrett. Diana Sudyka lives in Chicago.