This third volume of Lewis's papers is devoted to his work in ethics and social philosophy. The purpose of this collection, and the two preceding volumes on Logic, and Epistemology and Metaphysics, is to disseminate more widely the work of an eminent and influential contemporary philosopher.

Introduction; 1. Semantic analyses for dyadic deontic logic; 2. A problem about permission; 3. Reply to McMichael; 4. Why ain'cha rich?; 5. Desire as belief I; 6. Desire as belief II; 7. Dispositional theories of value; 8. The Trap's dilemma; 9. Evil for freedom's sake?; 10. Do we believe in penal substitution?; 11. Convention: reply to Jamieson; 12. Meaning without use: reply to Hawthorne; 13. Illusory innocence?; 14. Mill and Milquetoast; 15. Academic appointments: why ignore the advantage of being right?; 16. Devil's bargains and the real world; 17. Buy like a MADman, use like a NUT; 18. The punishment that leaves something to chance; 19. Scriven on human unpredictability (with Jane S. Richardson).