Matthew Cordell is the author and illustrator of Caldecott award winner Wolf in the Snow, 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.