Jory John is the author of the picture books I Will Chomp You!, Quit Calling Me a Monster!, and the E.B. White Read-Aloud Honor Book Goodnight Already!. He is the co-author of the New York Times bestselling novel, The Terrible Two, and the national bestseller All my friends are dead, among many other books. He is also the editor of Thanks and Have Fun Running the Country: Kids' Letters to President Obama. For six years, Jory taught writing at 826 Valencia, a nonprofit writing and educational center in San Francisco.

Lane Smith has written and illustrated a number of novels and picture books for children, including two Caldecott Honor titles and four New York Times Best Illustrated Book awards. He was a 2014 recipient of a Society of Illustrators Lifetime Achievement Award and was named an Honor Artist by the Eric Carle Museum. He lives with his wife, book designer Molly Leach, in rural Connecticut.