1. Time-Slice Rationality
1.1. Rationality, Personhood, and Time
1.2. Time-Slice Rationality
1.3. The Roles of Rationality
1.4. Looking Ahead
2. General Motivations
2.1. Personal Identity
2.2. Internalism
3. Against Diachronic Principles
3.1. Introduction
3.2. Against Conditionalization
3.3. Diachronic Principles for Preferences
4. Against Reflection Principles
4.1. Reflection for Beliefs
4.2. Reflection for Preferences
5. The Diachronic Tragedy Argument
5.1. Conditionalization and Reflection
5.2. Utility Conditionalization
5.3. Preference Reflection
5.4. Other Cases of Diachronic Tragedy
5.5. Common Structure
6. Options and Time-Slice Practical Rationality
6.1. Introduction
6.2. Rationality and the Subjective Ought
6.3. The Problem of Options
6.4. Skirting the Issue : A Minimalist Proposal
6.5. Desiderata for a Theory of Options
6.6. Unsuccessful Theories of Options
6.7. Options as Decisions
6.8. Options and the Semantics of Ought
7. Options and Diachronic Tragedy
7.1. Diachronic Tragedy and the Prisoner's Dilemma
7.2. Depragmatization and the No Way Out Argument
7.3. Rationality and the Stability of Intentions
8. Replacing Diachronic Principles
8.1. Replacing Conditionalization
8.2. Replacing Utility Conditionalization
8.3. Coda : Uniqueness, Coherence, and Kolodny
9. Replacing Reflection Principles
9.1. Expert Deference
9.2. Preference Deference
10. Doxastic Processes and Responsibility
10.1. Doxastic Justification
10.2. What about Reasoning?
10.3. Rational Evidence-Gathering
11. Rationality and the Subject's Point of View.