AND ENVIRONMENT 



^3 



there is an actual sexual selection of those likel}' to 

 become tuberculous. In the same way eccentric and 

 mentally ill-balanced stocks have an attraction for each 

 other. Sexual selection, as measured by the resem- 

 blance of husband and wife, is now a well-recognized 

 fact. In almost every character husband and wife have 

 a degree of resemblance almost equal to that of first 

 cousins. Nobody supposes that husband and wife 



Actual : 



TABLE VI. ALCOHOLISM. 

 Goring : Poorer Classes. 

 Husband 



ff^/.jNotA. 



Totals 



Chance : 



TTT-f I Not A. 



Totals 



Correlation 

 0-70 



Transfer 



+ 51 



-51 



select each other by the length of their forearms or 

 by their tone of voice ; nevertheless, their forearms and 

 tone of voice are more alike than would be the case if 

 pairs of men and women were drawn at random from 

 the community. In the accompanying Table VII, I 

 have put together a number of the results for sexual 

 selection so far obtained in the Biometric Laboratory. 



Now several conclusions may be safely drawn from 

 this table : 



Firstly, we see that husband and wife resemble each 



