 Epistemological behaviorism leaves no room for the kind of practice-transcending legitimation that Rorty identifies as the defining aspiration of modern epistemology. Assuming that epistemic practices do, or at least can, diverge, it is not surprising that Rorty’s commitment to epistemological behaviorism should lead to charges of relativism or subjectivism. Indeed, many who share Rorty’s historicist scepticism toward the transcending ambitions of epistemology – friendly critics like Hilary Putnam, John McDowell and Daniel Dennett – balk at the idea that there are no constraints on knowledge save conversational ones. Yet this is a central part of Rorty’s position, repeated and elaborated as late as in TP and PCP. Indeed, in TP he invokes it precisely in order to deflect this sort of criticism. In “Hilary Putnam and the Relativist Menace,” Rorty says: