American science fiction author and painter renowned for his fantasy guides to extraterrestrials and demonology. He decorated over 3 hundred addresses for books and periodicals, including Life Newspaper, Period, and Newsweek. He also do character styles for films, including Harry Potter as well as the Goblet of Fireplace, Edge II, John Carter, as well as the Hobbit. He wedded Laura Hansen Barlowe in 2013. He also acquired two daughters. He made character styles for Hellboy, which starred Ron Perlman.