XVI CONTENTS 



PART V 



The Futuke 



XXI. The Inheritance of Disease Paul A. Lewis 491 



XXII. Some Aspects of the Biology of Human Populations. . . . 515 



Raymond Pearl 



XXIII. The Mingling of Races Charles B. Davenport 553 



XXIV. The Purposive Improvement of the Human Race 566 



Edwin Grant Conklin 



XXV. The Intentional Shaping of Human Opinion 589 



H. A. Overstreet 

 Index 605 



