Kathleen Krull is well known for her innovative approach to biographies for young readers. Her books include The Road to Oz: Twists, Turns, Bumps, and Triumphs in the Life of L. Frank Baum; The Boy on Fairfield Street: How Ted Geisel Grew Up to Become Dr. Seuss; the Lives of . . . series of collective biographies; the Giants of Science series; and more, as featured at kathleenkrull.com. Kathleen lives in San Diego, with her husband, children's book illustrator Paul Brewer.
Kevin Hawkes is the author and illustrator of The Wicked Big Toddlah and The Wicked Big Toddlah Goes to New York, and is the illustrator of many well-loved books for young readers including Imagine That:! How Dr. Seuss Wrote the Cat in the Hat, Library Lion, My Little Sister Ate One Hare, My Little Sister Hugged an Ape, And to Think That We Thought That We'd Never Be Friends, The Road to Oz, Velma Gratch, and The Way Cool Butterfly. He lives in Gorham, Maine.