"The Riders of the Purple Sage" is a novel written by Zane Grey, published in 1912. Set in the American West, it follows the story of Jane Withersteen, a strong and independent woman who faces challenges from local ranchers and outlaws. The novel explores themes of love, freedom, and the struggle between good and evil in a rugged landscape. The story features a mysterious gunman named Lassiter, who becomes Jane's protector as she fights against the oppressive forces in her life. The novel is notable for its vivid descriptions of the Utah landscape and its portrayal of the complexities of frontier life during the late 19th century.