CONTENTS
INTRODUCTION: THE PROJECT AND THE PLANET
CHAPTER 1: THE ALIEN EQUATION
CHAPTER 2: WHAT THE ROBOT AMBASSADORS SAY
CHAPTER 3: THE MASKS OF EARTH
CHAPTER 4: WORLDS BEYOND MEASURE
CHAPTER 5: THE FINAL FACTOR
CHAPTER 6: THE AWAKENED WORLDS
ACKNOWLEDGMENTS
NOTES
ILLUSTRATION CREDITS
INDEX