I will begin with a puzzle about moral epistemology. At first sight, the puzzle is primarily a problem for moral realism, since it highlights some ways in which moral epistemology differs from the epistemology of non-moral matters of fact. But I will argue that the problem is much broader, that it affects not just moral realism but other major metaethical theories.
Hills, A. (2011)., Moral epistemology, in M. Brady (ed.), New waves in metaethics, Basingstoke, Palgrave Macmillan, pp. 249-263.
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