Stephen King and Ellery Queen are both renowned authors. Stephen King is an American AUTHOR of horror, supernatural fiction, suspense, science fiction, and fantasy. His books have sold over 350 million copies, making him one of the world's best-selling authors. Ellery Queen is a pseudonym used by two American crime fiction writers, Frederic Dannay and Manfred B. Lee. They wrote several novels and short stories, mostly featuring the fictional detective Ellery Queen. Their works have been adapted into films, television series, and radio programs.