Sarah Hoffman has a son who loves pink and a girl who loves yellow. She has written on the topic of gender non-conforming children for Cookie, Salon, Babble, and the San Francisco Chronicle. She lives in San Francisco, California with her husband and children. www.sarahhoffmanwriter.com Ian Hoffman and his wife, Sarah, are parents of a son who loves pink and a girl who loves yellow. They live in San Francisco, California. Chris Case received BFA and MFA degrees in Illustration from the University of Arizona in Tucson. He is the illustrator of Sophie and the Next-Door Monsters. He lives in Eugene, Oregon.