A Theory of Justice, by John Rawls, is widely regarded as the most important twentieth-century work of Anglo-American political philosophy. It transformed the field by offering a compelling alternative to the dominant utilitarian conception of social justice. The argument for this alternative is, however, complicated and often confusing. In this book Jon Mandle carefully reconstructs Rawls's argument, showing that the most common interpretations of it are often mistaken. For example, Rawls does not endorse welfare-state capitalism, and he is not a 'luck egalitarian' as is widely believed....