Akrasia and Epistemic Impurism

Abstract This essay provides a novel argument for impurism , the view that certain non-truth-relevant factors can make difference to belief's epistemic standing. I argue purists, unlike impurists, are forced claim ‘high-stakes’ cases rationally require agents be akratic. Akrasia is one of paradigmatic forms irrationality. So in virtue calling akrasia mandatory range with no obvious precedent, take on serious theoretical cost. By focusing akrasia, and nature normative judgments involved therein, impurists gain powerful new way frame core challenge purism. They also insight about which true: my motivates there moral encroachment epistemology.