Douglas Adams (19522001) is a legend of imaginative fiction, having ushered in the advent of comedic science fiction with The Hitchhiker's Guide to the Galaxy. The book developed into a full series of five novels, all of which were vastly successful. The Hitchhiker series, along with his two Dirk Gently novels, have helped cement Adams as one of the most successful and beloved authors in science fiction, having sold over 15 million books.