Jurgen Habermas, The Theory of Communicative Action, Volume 1: Reason and the Rationalization of Society, translated from the German by Thomas McCarthy (Boston: Beacon Press, 1984).
Jurgen Habermas, The Theory of Communicative Action, Volume 2: Lifeworld and System: A Critique of Functionalist Reason, translated from the German by Thomas McCarthy (Boston: Beacon Press, 1987).
Richard Kraut, Against Absolute Goodness (Oxford Moral Theory) (Oxford & New York: Oxford U. Press, 2011).
T. M. Scanlon, Being Realistic About Reasons (Oxford & New York: Oxford U. Press, 2014).
Seana Valentine Shiffrin, Speech Matters: On Lying, Morality, and the Law (Princeton & Oxford: Princeton U. Press, 2014).