Abstract
Against arguments that suggest that Rawls’s notion of reasonability is ‘obscure’ and ‘unclear’ I argue in this essay that the idea of reasonability in the later Rawls can be defended in three ways. First, it can be shown that reasonability is fundamental to the architectonic of the later work. Reasonability, and the subordination of reason to reasonability, is fundamental to the later (post-1980) writings. Second, it can be shown that reasonability is not necessarily a vague term as many have claimed. Third, it can be shown that reasonability is fundamental to what Rawls calls the three major new ideas of Political Liberalism: overlapping consensus; the reconception of the priority of the right over the good; and the idea of public reason