| 1. | Warrant: A First Approximation | 3 |
| I. | Proper Function | 4 |
| II. | The Design Plan | 11 |
| III. | Reliability | 17 |
| 2. | Warrant: Objections and Refinements | 21 |
| I. | The Design Plan | 21 |
| II. | Two Concluding Comments | 42 |
| 3. | Exploring the Design Plan: Myself and My Past | 48 |
| I. | Knowledge of Myself | 48 |
| II. | Memory | 57 |
| 4. | Other Persons and Testimony | 65 |
| I. | Other Persons | 65 |
| II. | Testimony | 77 |
| 5. | Perception | 89 |
| I. | Perceptual Belief as Knowledge | 89 |
| II. | Perceptual Experience | 91 |
| III. | Perceptual Beliefs as Basic | 93 |
| IV. | Perceptual Beliefs Formed on the Basis of Experience | 98 |
| V. | Nature, Nurture, and Perceptual Judgments | 99 |
| 6. | A Priori Knowledge | 102 |
| I. | A Priori Knowledge Initially Characterized | 103 |
| II. | A Priori Knowledge Is Knowledge | 108 |
| III. | Fallibilistic A Priorism | 110 |
| IV. | A Priori Knowledge and the Causal Requirements | 113 |
| V. | Why Propositions Cannot Be Concrete | 117 |
| VI. | Back to the Causal Requirement | 120 |
| 7. | Induction | 122 |
| I. | The Old Riddle of Induction | 124 |
| II. | The New Riddle of Induction | 128 |
| 8. | Epistemic Probability: Some Current Views | 137 |
| I. | Epistemic Probability and Statistical Probability | 139 |
| II. | Theories of Epistemic Probability | 142 |
| 9. | Epistemic Conditional Probability: The Sober Truth | 159 |
| I. | The Two Faces of Epistemic Probability | 159 |
| II. | An Account of the Normative Component | 165 |
| III. | Replies and Comments | 168 |
| 10. | Coherence, Foundations, and Evidence | 176 |
| I. | Coherence and Foundations | 177 |
| II. | Evidentialism | 185 |
| 11. | Naturalism versus Proper Function? | 194 |
| I. | Naturalistic Analyses of Proper Function | 199 |
| II. | So What's a Poor Naturalist to Do? | 211 |
| 12. | Is Naturalism Irrational? | 216 |
| I. | The Problem | 216 |
| II. | Darwin's Doubt | 219 |
| III. | A Preliminary Argument against Naturalism | 228 |
| IV. | The Main Argument Against Naturalism | 229 |
| Index | 239 |
