Hilary Leung is a writer, designer, illustrator, ultimate Frisbee player and dad. He is the co-creator of the Ninja Cowboy Bear books with David Bruins, the author of Stego-cumulus, illustrated by Niall Eccles, and the creator of a series of early concept board books that includes Will Bear Share? which Kirkus called “A clear and winning guide to a key social grace” in a starred review and Will Ladybug Hug? which Kirkus called "“A sweet and simple introduction for toddlers to the ideas of consent and boundaries...Clear, endearing, and important” also in a starred review. Hilary lives in Toronto, Ontario with his family.