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Digit Ratio


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Table of Contents

Sex and Population Differences * Associations with Testosterone and Estrogen * Assertiveness, Aggression, Attractiveness, and the Wearing of Rings * Reproductive Success and Sexually Antagonistic Genes * Hand Preference, Verbal Fluency, Autism, and Depression * Birth Weight, Heart Attack, Breast Cancer, and Sex-Dependent Diseases * Male and Female Homosexuality * Music, Musicians, and Mare Choice * Sporting Ability, Running Speed, Spatial Perception, Football Players, and Male Competition * 2nd to 4th Digit Ratio and Future Research

About the Author

John T. Manning is a senior lecturer in biological sciences at the University of Liverpool, U.K., and a founding member of the Rutgers University Jamaican Fluctuating Asymmetry Project.

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