Cover; Half Title; Title Page; Copyright Page; Dedication Page; Table of Contents; Tables and Figure; Preface; Part 1: From Early Promise to Deepening Crisis; 1. The Early Promise; 2. The Deepening Crisis; 3. Why the Crisis: A Sketch; Part 2: Elements of Evolutionary Theory; 4. Darwinâ#x80;#x99;s Theory of Natural Selection; 5. Elements of Evolutionary Behavioral Science; Part 3: Select Adaptations and Applications; 6. Fundamentals of Sex Differences; 7. An Uneasy Alliance; 8. Fundamentals of Social Stratification; 9. The Clannish Brain; References; Index of Names; Index of Subjects