He shared his views with Germans and Hungarians "that eugenic policies should improve the racial qualities of the nation".
This policy was active from 1940 until 1996, when it and all other eugenic policies in Japan were abolished.
Such societies generally worked to lobby for eugenic policies or to fund eugenics research projects or publications.
He advocated eugamia, a eugenic policy implemented through premarital orientation work based on the biopsychological assessment of a couple's personality.
Negative eugenic policies in the past have ranged from attempts at segregation to sterilization and even genocide.
Positive eugenic policies have typically taken the form of awards or bonuses for "fit" parents who have another child.
His advocacy for state governmental repudiation of past eugenic policies was successful first in Virginia and has extended to six other states.
Liddle argues, for example, that eugenic policies are the logical consequence of dogmatic adherence to Darwinism.