The acquaintance theorist is in a position to offer a different gloss on the traditional distinction between a priori knowledge of necessary truth and a posteriori or empirical knowledge of contingent truth. On the classical acquaintance theory, knowledge of both truths has the same source—acquaintance with facts. The distinction lies with the objects of acquaintance. When I am acquainted with my being in pain, that can give me knowledge of the contingent truth that I’m in pain. When I am acqu