Preface to this edition Marc Lange; Acknowledgements; Part I. A Critique of the Regularity Theory: 1. Introductory; 2. Critique of the regularity theory (1): the problem of accidental uniformities; 3. Critique of the regularity theory (2); 4. Critique of the regularity theory (3); 5. Can the regularity theory be sophisticated?; Part II. Laws of Nature as Relations between Universals: 6. Laws of nature as relations between universals; 7. Functional laws; 8. Unsubstantiated laws; 9. Probabilistic laws; 10. Further considerations concerning the form of laws; 11. Are the laws of nature necessary or contingent?; Conclusions; Index.