The doctrine James argues for in "The Will to Believe" appears often in both his earlier and later work. James himself changed the name of the doctrine several times. First appearing as "the duty to believe", then "the subjective method", then "the will to believe", it was finally recast by James as "the right to believe." Whatever the name, the doctrine always concerned the rationality of believing without evidence in certain instances. Specifically, James is defending the violation of evidentialism in two instances: