Jack E. Davis has illustrated two of Daniel Pinkwater's books: Yo-yo Man and The Picture of Morty and Ray. Other books illustrated by him include John Lithgow's New York Times bestseller Marsupial Sue, Margi Palatini's Bedhead, and Dan Greenburg's series The Zack Files. The New York Society of Illustrators bestowed its Gold Medal Award for Humor on him. Davis lives in Port Townsend, Washington.