Abstract
The major religions are committed to incompatible world-views. Are there criteria available on the basis of which we can rationally decide among these sets of religious beliefs? Ninian Smart in Reasons and Faiths assumes that there is no a priori reason to suppose that such criteria are not possible or unavailable, and sets out a procedure for the justification of religious beliefs which primarily, though not exclusively, depends upon an appeal to religious experience. In this paper I wish to appraise the results of applying his criteria to different sets of religious beliefs and, in addition, I wish to appraise these criteria