Jenny Andrus is an author, children's book reviewer, and school librarian. She has written stories for newspapers and magazines, and coauthored Bay Area Baby, a resource book for parents. For fourteen years, she was the librarian at Live Oak School in San Francisco, where her favorite part of the job was sharing picture books with kids.

Julie Downing is the author of Hello, Sun, Hello, Moon, and Night in the City. She has illustrated over forty-five picture books, including Cubs in the Tub by Candace Fleming, The Fire Keeper's Son by Linda Su Park, and Tessa Takes Wing by Richard Jackson. She has won many awards, including a Parents Choice Award, the New York Public Library's Best Books Award, APAAL Best Illustrated Book and the Irma Black Silver Medal. Her work has been featured in the SCBWI Original Art Show. She lives in San Francisco.