Matthew Cordell is author and illustrator of Wolf in the Snow, winner of the Caldecott Medal, Trouble Gum, Another Brother, hello! hello!, and Wish. He has illustrated the books of renowned authors including Philip Stead (Special Delivery), Rachel Vail (the Justin Case series), and Gail Carson Levine (Forgive Me, I Meant To Do It). He lives outside of Chicago with his wife, the novelist Julie Halpern, and their two children.