Prolific author Stephen King has remained a favorite writer for decades, and interest in his work shows no sign of waning. Though primarily recognized as a horror author, King slides among genres, appealing to lovers of science fiction, the American Western, and others. It should be no surprise, then, that King is a popular figure among collectors of modern first editions. Building a single-author collection around King's vast oeuvre offers multiple valuable lessons for book collectors of all specializations.