HALL OF FAME MEN. 



Ill 



COLLEGE MEN AMONG ANCESTORS. 



The mid-position in this list is held by Asa Gray. Among the 

 ancestors of the twelve persons above the center, there are known 

 to be only seven college men, while in the ancestors of the twelve 

 below there are known to be 23 college men, or at least men known 



/ a 



7 $ 



FIG. 7 AVERAGE ANCESTRY OF TWENTY-FIVE 

 HALL OF FAME MEN. 



to have had liberal educations. Making a diagram (Fig. 7) for 

 table VI, we see that the number of college men among the ances- 

 tors is in inverse proportion to the ages of the ancestors at the birth 

 of their offspring. The natural inference is that the mental activity 

 arising from a college education given to an ancestor is a substi- 

 tute in inheritance for age and experience. That it is not a full 



