Stacey Matson follows up her acclaimed, internationally-published Life of a Total Genius trilogy with a new standalone middle grade novel, THE CONFIDENTIAL COOPER FILE, about a boy who believes his grandfather, disappearing into Alzheimer’s, is actually the infamous – and never caught – hijacker DB Cooper, and sets out to prove it, to Anne Shone at Scholastic Canada for publication in fall 2019 (world excluding US) by Hilary McMahon at Westwood Creative Artists.