| Foreword | |
| Acknowledgments | |
| Series Editor's Introduction | |
| Introduction | |
| 1 | Organizing American Eugenics: 1903-1921 | 1 |
| The American Breeders Association (1903) | 4 |
| First National Conference on Race Betterment (1914) | 7 |
| Second National Race Betterment Conference (1915) | 9 |
| The Galton Society (1918) | 13 |
| The Second International Congress of Eugenics (1921) | 18 |
| 2 | Organizing American Eugenics: 1922-1932 | 22 |
| The American Eugenics Society (1925) | 22 |
| The Third Race Betterment Conference (1928) | 30 |
| The Third International Congress of Eugenics (1932) | 34 |
| 3 | Popularizing Eugenics | 39 |
| E. A. Ross, "The Independent" (1904) | 40 |
| J. F. Bobbitt, "Practical Eugenics" (1909) | 40 |
| Granville Stanley Hall | 42 |
| The Eugenical News (1924-1931) | 43 |
| The AES Journal, Eugenics (1928-1931) | 45 |
| Popularizing Eugenics Through College Textbooks | 48 |
| Heredity in Relation to Eugenics (1911) | 49 |
| State Laws Limiting Marriage Selection in Light of Eugenics (1913) | 52 |
| Applied Eugenics (1918) | 54 |
| The Passing of the Great Race (1921) | 56 |
| Biological Determinism and the NEA (1916-1922) | 57 |
| Heredity and Environment in the Development of Man (1923) | 60 |
| 4 | Eugenics and the Textbook | 63 |
| Quantitative Analysis of the Biology Textbooks: 1914-1948 | 64 |
| Qualitative Analysis of the Biology Textbooks: 1914-1948 | 70 |
| 5 | Biological Determinism and Exceptional Students | 84 |
| Albert E. Wiggam and the Imperative of Biology | 85 |
| Army Alpha and Army Beta: Measuring the Imperative | 87 |
| Equal Opportunity as a Requirement for Social Inequality | 89 |
| C. C. Peters and the Requirements of Sociobiology | 91 |
| Henry H. Goddard and Mandated Sterilization | 95 |
| Leta Hollingworth and Differential Education for the Gifted | 100 |
| 6 | Resisting American Eugenics | 106 |
| H. S. Jennings: Nature and Nurture in the Biological Sciences | 110 |
| John Dewey: The Individual and Resistance to Classification | 113 |
| William Chandler Bagley: The Ambivalent Critic | 117 |
| Walter Lippmann and the Measurement of Hereditary Intelligence | 121 |
| 7 | Human Behavior and Biological Markers: A Cautionary Tale | 127 |
| The Story of Carrie Buck: Problematic Definitions of Behavior and Markers | 128 |
| Current Research on Complex Human Behavior and Genetic Markers | 132 |
| Categories of Behaviors | 132 |
| Clarity of Behavioral Definitions | 133 |
| Categories of Markers | 134 |
| Clarity of the Markers | 135 |
| Unambiguous Chromosomal Markers for Complex Behavior: Trisomy-21 | 135 |
| Ambiguous Behavioral Markers: XYY Chromosomes and Criminal Behavior | 136 |
| Commonsense Links Between Behavior and Marker: Skeleton Sledding | 138 |
| Quality, Clarity, and Relationship: The Hypothetical Baseball Cap Case | 139 |
| Genes for the Love of New Thrills | 140 |
| Increasing Dopamine Receptors in the Brains of Rats | 141 |
| Genetic Determinism and Sexual Orientation | 143 |
| The Nonseparability of Nature and Nurture: Twin Studies and Covariance Effects | 144 |
| References | 159 |
| Index | 169 |
| About the Author | 179 |
