446 HEREDITY AND ENVIRONMENT 



that about 33 per cent, of the recent graduates 

 had married fellow students, that there had 

 been no divorces and that there were many 

 children. There is no doubt that coeducation 

 promotes good and early marriages and that 

 it is not necessarily inimical to good scholar- 

 ship even though it violates the spirit of 

 mediaeval monasticism. There was a time when 

 it was supposed that a scholar must live the 

 monkish life of seclusion and contemplation, 

 but the monasteries are disappearing the world 

 over, and it is time that the monastic spirit 

 should go out of the colleges and universities. 



On the other hand the colleges exclusively 

 for women appear to have a bad influence on 

 the marriage rate and birth rate of their grad- 

 uates. Johnson has shown that 90 per cent, of 

 all the women of the United States marry be- 

 fore the age of 40, but that among college 

 women only half that number have married at 

 the same age. As a result of investigations at 

 one of the leading women's colleges he finds 

 that the marriage and birth rate of the most 

 brilliant students, who have been elected mem- 

 bers of Phi Beta Kappa, is lowest of all. Cat- 



