Gabrielle Balkan is a writer and editor living in Brooklyn, New York. Her books include the best-selling Book of Bones and the acclaimed The 50 State atlas series. Gabrielle is a former children's book buyer and commissioning editor.
Sam Brewster is an award-winning freelance illustrator, photographer, and filmmaker based in London. He has a roster of prestigious clients around the world, including the New York Times, the Guardian, and Creative Review.