This volume brings together leading experts on natural law theory to provide perspectives on the nature and foundations of law.

1. Introduction George Duke and Robert P. George; Part I. Foundations: 2. Aquinas and natural law jurisprudence John Finnis; 3. Natural law, God and human dignity Robert P. George; 4. Early modern natural law theories Knud Haakonssen; 5. Metaphysical foundations of natural law theories Jonathan Crowe; Part II. Practical Reason, Normativity and Ethics: 6. Natural law, basic goods, and practical reason Christopher Tollefsen; 7. Practical reason in the context of law Veronica Rodriguez-Blanco; 8. Hume, virtue and natural law Thomas Pink; 9. Natural law reasoning in applied ethics Jacqueline Laing; Part III. Law and Politics: 10. Law as an idea we live by N. E. Simmonds; 11. The moral impact theory, the dependence view, and natural law Mark Greenberg; 12. The ideal dimension of law Robert Alexy; 13. Two unhappy dilemmas for natural law jurisprudence Mark C. Murphy; 14. The common good George Duke; 15. Natural law theory and constitutionalism Gerard V. Bradley; 16. Opening the doors of inquiry: Lon Fuller and the natural law tradition Kristen Rundle.