Bill Cole is a school psychologist based in New Jersey. He is also an adjunct professor of developmental psychology at Fairleigh¿Dickinson University, in which he teaches Carol Gilligan's¿Ethic of Care model. He has been a guest columnist for the Newark Star-Ledger, writing numerous articles on public education, child development, and politics. He is also an award-winning fiction writer, whose work has appeared in Highlights for Children Magazine.

Sarah Green graduated from RISD in 2014 with a BFA in Illustration and began her career in children's books in 2015, with over a dozen solo-illustrated picture books, as well as several covers and middle grade books. She has also illustrated a line of stationary for Trader Joes, had a regular role illustrating a column in the New York Times, and has worked with a range of editorial clients, including Sephora, The British Library, and Hearst Corporation. Sarah received her MFA from Emily Carr University of Art + Design in 2021, and currently teaches in the Illustration Department there alongside working as a full-time illustrator.

Sarah is from the San Francisco Bay Area and lives in Vancouver, Canada. Visit her online and on X and Instagram.