1. A Theory of Reasons for Action (Oxford University Press, 1971);
2. The Moral Criticism of Law (Dickenson-Wadsworth, 1977);
3. Sex, Drugs, Death and the Law: an Essay on Human Rights and Overcriminalization (Rowman & Littlefield, 1982);
4. Toleration and the Constitution (Oxford University Press, 1986);
5. Foundations of American Constitutionalism (Oxford University Press, 1989);
6. Conscience and the Constitution: History, Theory, and Law of the Reconstruction Amendments (Princeton University Press, 1993);
7. Women, Gays, and the Constitution: the Grounds for Feminism and Gay Rights in Culture and Law (University of Chicago Press, 1996);
8. Italian American: The Racializing of an Ethnic Identity (New York University Press, 1999);
9. Identity and the Case for Gay Rights: Race, Gender, Religion as Analogies (University of Chicago Press, 1999);
10. Free Speech and the Politics of Identity (Oxford University Press, 1999);
11. Tragic Manhood and Democracy: Verdi’s Voice and the Powers of Musical Art (Sussex Academic Press, 2004);
12. Disarming Manhood: Roots of Ehtical Resistance (Ohio University/Swallow Press, 2005);
13. The Case for Gay Rights: From Bowers to Lawrence and Beyond (University Press of Kansas, 2005);
14. Patriarchal Religion, Gender, and Sexuality: A Critique of New Natural Law (with Nicholas Bamforth) (Cambridge University Press, 2008);
15. The Deepening Darkness: Patriarchy, Resistance, and Democracy’s Future (with Carol Gilligan) (Cambridge University Press, 2008);
16. The Sodomy Cases: Bowers v. Hardwick and Lawrence v. Texas (University Press of Kansas, 2009);
17. Fundamentalism in American Religion and Law: Obama’s Challenge to Patriarchy’s Threat to Democracy (Cambridge University Press, 2010);
18. The Rise of Gay Rights and the Fall of the British Empire: Liberal Resistance and the Bloomsbury Group (Cambridge University Press, 2013);
19. Resisting Injustice and the Feminist Ethics of Care in the Age of Obama: ‘Suddenly, All the Truth Was Coming Out’;
20. Why Love Leads to Justice: Love Across the Boundaries (Cambridge University Press, 2015);
21. Darkness Now Visible: Patriarchy’s Resurgence and Feminist Resisance (with Carol Gilligan) (Cambridge University Press, 2018).