Morality, Authority, and Law: Essays in Second-Personal Ethics IStephen Darwall presents a series of essays that explore the view that central moral concepts are irreducibly second personal, in that they entail mutual accountability and the authority to address demands. He illustrates the power of the second personal framework to illuminate a wide variety of issues in moral, political, and legal philosophy. Section I concerns morality: its distinctiveness among normative concepts; the metaethics of 'bipolar