John Wayne is the most iconic cowboy actor of all time, even now, thirty years after his death. His unique style brilliantly characterized a whole troupe of western characters, from rancher to cowboy to sheriff to scout, and left his fans with numerous popular sayings like "That'll be the day" and "Pilgrim." During his long career--in which he starred in over 175 films--Wayne's work became fundamental to our understanding of the Old West. But how...