CONTENTS

1 Sci-Phi and the Meaning of Life

PART I: HOW DO WE TELL RIGHT FROM WRONG?

2 Trolley Dilemmas and How We Make Moral Decisions

3 Your Brain on Morality

4 The Evolution of Morality

5 A Handy-Dandy Menu for Building Your Own Moral Theory

PART II: HOW DO WE KNOW WHAT WE THINK WE KNOW?

6 The Not So Rational Animal

7 Intuition Versus Rationality, and How to Become Really Good at What You Do

8 The Limits of Science

PART III: WHO AM I?

9 The (Limited) Power of the Will

10 Who’s in Charge Anyway? The Zombie Inside You

PART IV: LOVE AND FRIENDSHIP

11 The Hormones of Love

12 Friendship and the Meaning of Life

PART V: THE (POLITICAL) ANIMAL INSIDE YOU

13 Right, Left, Up, Down: On Politics

14 Our Innate Sense of Fairness

15 On Justice

PART VI: WHAT ABOUT GOD?

16 Your Brain on God

17 The Evolution of Religion

18 Euthyphro’s Dilemma: Morality as a Human Problem

Conclusion: Human Nature and the Meaning of Life

Acknowledgments

Digging Deeper

Index