Mattison’s novel Snitch was published May 1, 2011. Publishers Weekly said that, “Author and filmmaker Mattison’s sophomore outing reads like its ready for screen adaptation… Mattison has a superb ear and his skills keep on growing.” His debut novel Unsigned Hype was published in June 2009 and is in its third printing. Producer Stephanie Allain Bray (“Hustle and Flow,” “Black Snake Moan” and the forthcoming “We the Peeples”) is attached to produce the film adaptation of both books.