ii8 Social Environment 



duction of noted men in the latter. We are 

 forced to the conclusion, then, that the decided 

 correlations that have been discussed are real 

 measurements of environmental influences. 



Limited as the foregoing study is, it never- 

 theless indicates that the new statistical meth- 

 ods of the biometrician and the eugenist may 

 be also useful to the sociologist, and that the 

 whole story is not told when the influence of 

 heredity is traced. Society evidently involves 

 an interaction of physical and social forces, 

 intertwining in bewildering complexity. And 

 we find no reason for giving up the sociological 

 view of society as predominantly a psychologi- 

 cal fact ; rather do we find it the more securely 

 established. Yet, on the other hand, there 

 appears no reason to question the ultimate value 

 of the data that biologists are advancing as to 

 the nature of heredity. It should be clearly 

 recognized that a science of eugenics controlled 

 by social aims and in harmony with the broad- 

 est ethics is of the most fundamental impor- 

 tance. Most present-day evils ultimately hark 

 back to the workings of natural selection, being 

 but various phases of the cruel and wasteful 

 struggle that nature imposes on her offspring. 

 Artificial selection must eventually replace 



