Epistemological closed questions: A reply to Greco

ABSTRACT According to G.E. Moore’s ‘Open Question’ argument (OQA), moral facts cannot be reduced or analyzed in non-normative natural terms. Does the OQA apply equally in the epistemic domain? Does Moore’s argument have the same force against reductionist accounts of epistemic facts and concepts? In a recent article, Daniel Greco has argued that it does. According to Greco (2015), an epistemological version of the OQA is just as promising as its moral cousin, because the relevant questions in epistemology are just as ‘open’ as those in ethics. In this paper, I offer a two-part repl...