According to attributor virtue epistemology (the view defended by Ernest Sosa, John Greco, and others), S knows that p only if her true belief that p is attributable to some intellectual virtue, competence, or ability that she possesses. Attributor virtue epistemology captures a wide range of our intuitions about the nature and value of knowledge, and it has many able defenders. Unfortunately, it has an unrecognized consequence that many epistemologists will think is sufficient for rejecting it: namely, it makes knowledge depend on factors that aren't truth-relevant, even in the broadest sense of this term, and it also makes knowledge depend in counterintuitive ways on factors that are truth-relevant in the more common narrow sense of this ...