The Problem of Obligation is the problem of how to explain the features of moral obligations that distinguish them from other normative phenomena. Two recent accounts, the Second-Personal Account and the Relational Account, propose superficially similar solutions to this problem. Both regard obligations as based on the claims or legitimate demands that persons as such have on one another. However, unlike the Second-Personal Account, the Relational Account does not regard these claims as based in persons’ authority to address them. Advocates of the Relational Account accuse the Second-Personal Account of falling prey to the Problem of Antecedence. According to this objection, the Second-Personal Account is committed to the implausible claim ...