| Foreword | |
| Preface | |
| 1 | Human "Superiority" and the Argument from Marginal Cases | 1 |
| 2 | Responses to the Argument from Marginal Cases | 67 |
| 3 | Speciesism and Full Personhood | 124 |
| 4 | Utilitarianism and the Protection of Innocent Life | 179 |
| 5 | Justification and Judgment: Claiming and Respecting Basic Moral Rights | 224 |
| Notes | 303 |
| Bibliography | 349 |
| Index | 361 |