William Steig, an influential figure in children's literature and animation, made significant contributions that resonate with both young readers and film enthusiasts alike. His beloved picture book *Doctor De Soto* (1984), which tells the tale of a clever mouse dentist, stands out in the realm of collectible media. This charming story was adapted into an animated film, making it a staple for collectors who appreciate the seamless blend of literature and film. Steig's most notable work, *Shrek!* (1990), not only captivated audiences as a children’s book but also inspired the wildly popular animated film franchise. Collectors actively seek out early editions of his books, particularly those that led to film adaptations, as they capture the essence of his unique storytelling. With his accolades, including nominations for the Hans Christian Andersen Awards, Steig’s contributions to both literature and cinema are celebrated by collectors eager to explore the origins of beloved animated classics.