This book is the first of Zane Grey's many best-sellers, this stirring tale of adventure and romance established the prototype for western novels. Considered by many critics to have played a significant role in shaping the formula of the popular Western genre, the novel has been called "the most popular western novel of all time."

Riders of the Purple Sage is a Western novel by Zane Grey, first published by Harper & Brothers in 1912. In this book, a proud young heroine stands alone against the villains who rustle and stampede her cattle -- until a stranger rides into the territory. Classic of American frontier fiction, teeming with color, authenticity, thrills.

Zane Grey (January 31, 1872 – October 23, 1939) was an American author best known for his popular adventure novels and stories that were a basis for the Western genre in literature and the arts; he idealized the American frontier. Riders of the Purple Sage (1912) was his best-selling book. In addition to the commercial success of his printed works, they had second lives and continuing influence when adapted as films and television productions.