"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 a cattleman named Lassiter who seeks to rescue a young woman, Jane Withersteen, from the oppressive control of a local religious group. The novel explores themes of love, freedom, and the struggle against tyranny. The book is notable for its vivid descriptions of the Utah landscape and its portrayal of the rugged individualism of the American frontier. It has become a classic of Western literature, influencing many subsequent works in the genre and contributing to the romanticized image of the West.