Gabrielle Balkan is a writer and editor living in the Hudson Valley. Her books include the bestselling Book of Bones, Whose Bones? and the acclaimed The 50 State atlas series. Gabrielle is a former children's-book buyer, commissioning editor, and life-long educator and learner. She loves visting with students, joining boards, and reading in the shade.

Sam Brewster is a London-based award-winning freelance illustrator, photographer, and filmmaker. He has a roster of prestigious clients around the world, including New York Times, Guardian, and Creative Review.