Mike Carey, also known by his pen name M. R. Carey, is a British writer of comic books, novels and films, whose credits include the long-running The Sandman spin-off series Lucifer, a three-year stint on Hellblazer, as well as his creator-owned titles Crossing Midnight and The Unwritten for DC Comics' Vertigo imprint, a lengthy run on Marvel's X-Men, the 2014 novel The Girl with All the Gifts and its 2016 film adaptation. Wikipedia