During the past few decades much scholarly work has been done on John Calvin by theologians, historians, and others. Some of this work has recognized the ways in which Calvin, despite his rejection of Scholasticism and his ostensibly purely scriptural approach to theology, does in fact use philosophical argument in his work and does engage implicitly with philosophical issues even in his decisions not to proceed philosophically (see Helm 2004). But the context in which philosophers are most likely to have encountered Calvin's ideas since the early 1980s has been that of so-called Reformed epistemology. This is an approach to the philosophy of religion pioneered mainly, though not exclusively, by philosophers associated with the Reformed (i.e., Calvinist) tradition. It is noteworthy for combining some of Calvin's ideas on the understanding of God with the antifoundationalism that has become more or less orthodox in the...