The Ineliminability of Hartian Social Rules†

On Shapiro’s view, any viable legal theory must successfully respond to his Possibility Puzzle and Humean Challenge. Moreover, he argues that Hartian legal theory fails in this respect. Here, I take issue with his characterization of these challenges and the Hartian response to them. I argue that he equivocates with respect to a number of the key terms and relations that inform his Possibility Puzzle, and I argue that if we disambiguate its …