viii CONTENTS 



CHAP. PAGK 



IX. Sterilization 39 



Nature of operation — ^Not as punisliment — ^Not com- 

 pulsory — Promiscuous intercourse — Eapidity of 

 results — Californian experiences. 



X. Feeble-mindedness 44 



Numbers — Causes — Heredity — Segregation — Guar- 

 dianship — Sterilization — ^Marriage — Mental Deficiency 

 Acts. 



XI. The Habitual Criminal .... 50 



Causes — ^Removal of children — Feeble-minded crimin- 

 als — Reformatories — Training — Imprisonment — 

 Segregation — Sterilization. 



XII. Who Pays THE Bill? . ' . . .56 



The Unfit — Taxation — Private charity — The inferior 

 — Social contagion — Output of goods — The employ- 

 able — The unemployed. 



XIII. The Deterioration of Our Breed . . 62 



Differential birth rate — Multiplication of poorer 

 classes — Effects produced — Conditions new — Decay 

 of ancient civilisations. 



XIV. Eugenics in the Future .... 68 



Elimination of the inferior — Public assistance — Eight 

 to parenthood — ^Warnings as to size of family. 



XV. Bigger Families in Good Stocks . . 74_ 



Small families — Character and wages — Morals and 

 patriotism — Luxury — Ambition — Children 's welfare — 

 Highly educated women. 



XVI. Financial Aids to Parenthood . . 79 



Larger families, their causes and how to promote 

 them — Family allowances — Income tax — Salaries — 

 Scholarships. 



XVII. Selection in Marriage .... 84 



Benefits and disadvantages — Opportunities for meet- 

 ing — ^Marriage with good stock — Cousin marriages — > 

 Medical certificates. 



