The Philosophy of Customary Law (Oxford: Oxford University Press, 2014).
Op-Ed: In Defense of Being a Kid : Wall Street Journal, Feb. 9, 2011.
Article : “The Lawyer and the Layman: Two Perspectives on the Rule of Law,” Review of Politics , 68 (Winter 2006) 101-131.
The Philosophy of Positive Law: Foundations of Jurisprudence, New Haven: Yale University Press, 2005.
The Nature of Customary Law: Philosophical, Legal, and Historical Perspectives, edited with Amanda-Perreau-Saussine, Cambridge University Press, forthcoming March 2007.
"Habit and Convention of the Foundation of Custom," The Nature of Customary Law: Philosophical, Legal, and Historical Perspectives, edited with Amanda-Perreau-Saussine, Cambridge University Press, forthcoming March 2007.
"Ethical Ideals in Journalism: Civic Uplift or the Pursuit of Truth?" with Aine Donovan and Steven Ward, Journal of Mass Media Ethics, 20 2/3, forthcoming Summer 2006.
"Against Civic Schooling," in Social Philosophy and Policy, 21/1: 221-265, Winter 2004 and in Morality and Politics, Ellen Frankel Paul, et al., ed., Cambridge: Cambridge University Press, pp. 221-265, 2004.
"Introduction" (with Richard Oliver Brooks) to Aristotle and Modern Law, Richard O. Brooks and James B. Murphy, eds., in series "Philosophers and Law," Tom Campbell, ed., Dartmouth, U.K.: Ashgate Publishers, 2003.
"Humane Work and the Challenges of Job Design," with David Pyke, in Rethinking the Purpose of Business: Interdisciplinary Essays from the Catholic Social Tradition, S.A. Cortright and Michael J. Naughton, Eds., Notre Dame: University of Notre Dame Press, 2002.
"Equality in Exchange," in The American Journal of Jurisprudence, 47: 85-121, 2002.
"Nature, Custom and Reason as the Explanatory and Practical Principles of Aristotelian Political Science," The Review of Politics, 64: 469-495, Summer 2002.
"Practical Reason and Moral Psychology in Aristotle and Kant," Social Philosophy and Policy, 18: 257-299, Summer 2001 and in Moral Knowledge, Ellen Frankel Paul, et. al., ed., Cambridge: Cambridge University Press, 2001.
"The Quest for a Balanced Appraisal of Work in Catholic Social Thought," in Labor, Solidarity and the Common Good, S.A. Cortright, ed., Carolina Academic Press, 2000.
"Does religion give rise to violence--or the other way around?," The Washington Post, November 16, 2015.