Ingle favors selective population control and believes that society must find a form of ethical control that is consistent not only with the survival but with the best development of society. Birth control, generally recognized as an essential feature of a modern society, varies from abstinence to abortion. Aggression and war, though still quite destructive, can no longer provide the Malthusian barrier to constrain the population expansion. Meanwhile, crime, poverty, and disease can only be partially corrected by improving the environment and by providing education. There is a genetically determined limit to human capacity that all effort should be made to achieve. Education, health, and intelligence form the essential background. What may be and must be the proper function of society, its rights, its privileges, and its potential freedom? In the face of the impending destruction of society by population overgrowth, the speculative person must face the issue of where