DiTerlizzi, Tony and Holly Black

Tony DiTerlizzi (born September 6, 1969) is an American fantasy artist, children's book creator, and motion picture producer. He won a Caldecott Honor Medal for his adaptation of The Spider and the Fly. Together, Tony DiTerlizzi and Holly Black created the bestselling Spiderwick Chronicles. Holly Black is the bestselling author of contemporary fantasy novels for teens and children.