In addition to marking an important departure from traditional epistemological assumptions, EC is claimed to provide a novel resolution to certain puzzles about knowledge—not least, skeptical ones—as well as to best comport with our everyday “knowledge”-attributing practices. What follows describes the leading forms of EC, so understood, as well as the principal arguments for and major objections to EC. Along the way, EC is situated with respect to certain other views, both kindred and competing.