This book provides the first systematic, book-length defence of natural law ideas in ethics, politics and jurisprudence since John Finnis's influential Natural Law and Natural Rights. Incorporating insights from recent work in ethical, legal and social theory, it presents a robust and original account of the natural law tradition, challenging common perceptions of natural law as a set of timeless standards imposed on humans from above. Natural law, Jonathan Crowe argues, is objective and normative, but nonetheless historically extended, socially embodied and dependent on contingent facts...