Contents -- Preface -- 1. Beginnings of the Debate -- 2. Christian Marriage -- 3. Humanae Vitae: Preliminary Philosophical Considerations -- 4. Natural Law Arguments against Contraception -- 5. Some Theological Considerations -- 6. The Aftermath of Humanae Vitae and the "Revision" of Natural Law -- 7. Premoral Evil and Other Variations on a Theme -- 8. Self, Giving and Self-Mastery: John Paul II's Interpretation of Humanae Vitae -- Afterword -- Appendices -- 1. Translation of Humanae Vitae -- 2. Commentary on Humanae Vitae, with Summary of Footnote Citations -- 3. The Papal Interventions -- 4. A Critique of the Work of Germain Grisez, ]oseph Boyle, John Finnis, and William May -- Notes -- Bibliography -- Index.