Camilla Reid has written, conceived of, and edited children's books for more than twenty years. She is the cofounder and editorial director of Nosy Crow, where she oversees the creation of preschool and novelty books. Her aim is to make books that children want to read again and again. Camilla Reid lives in England.

Ingela P. Arrhenius is a freelance illustrator and graphic designer who has always loved to draw. She is the author-illustrator of My First Book of New York, My First Book of London, My First Book of Paris, Animals, City, Pop-up Ocean, Pop-up Jungle, and Pop-up Things That Go!, as well as the illustrator of Alphabet Street and Christmas Street, both written by Jonathan Emmett, a lift-the-felt-flap series, and this series of Peekaboo board books. Ingela P. Arrhenius lives in Sweden.