• Table of Contents
  • Acknowledgments
  • Foreword
  • Preface: Not Like Me
  • Introduction
    1. Identical and Fraternal Twins: Living Laboratories, page 1
    2. Identical, but Not the Same: Differences Between Identical Twins, page 21
    3. Natural Experiments: Unusual Twin Types, page 36
    4. Developing in Tandem: Intelligence and Special Mental Skills, page 49
    5. Unfolding Lives: Personality Traits, Mental Disorders and Atypical Behaviors, page 70
    6. Friendship Extraordinaire: Twins' Special Relationship, page 97
    7. Twist of Fate: Twins Reared Apart, page 116
    8. Another Twist of Fate: Children Adopted Together, page 152
    9. Lonesome Crowd: Loss of a Twin, page 169
    10. Making Multiples: New Fertility Treatments and Beyond, page 187
    11. Two-Base Hits and Triple Toe Loops: Physical Growth and Athletic Prowess, page 208
    12. Noah's Ark: Twins in the Nonhuman Animal Kingdom, page 230
    13. The Other Half: Noteworthy Twins, page 247
    14. Double Indemnity: Twins in the Courtroom, page 278
    15. Separate Minds in Shared Bodies: Conjoined Twins, page 295
    16. Double Entendre: Twinship's Many Meanings, page 313
  • Afterword: Part of Me 329
  • Glossary 335
  • Notes 338
  • Index 387