Norton Juster was the author of a number of children's books, including the contemporary classic The Phantom Tollbooth, illustrated by Jules Feiffer, as well as the sequel to The Hello, Goodbye Window and also illustrated by Chris Raschka, Sourpuss and Sweetie Pie. Formerly an architect by trade, he lived in Amherst, Massachusetts. Chris Raschka is the Caldecott Award-winning illustrator of The Hello, Goodbye Window and A Ball for Daisy. He also received a Caldecott Honor for Yo! Yes? and has written and illustrated numerous books for children, including several titles by bell hooks: Happy to Be Nappy, Skin Again, and Be Boy Buzz. A 2012 nominee for the Hans Christian Andersen Award, he lives in New York City.