Education and Eugenics. VI. Eugenics and the New Social Consciousness 22 S. G. SMITH. VII. Practical Eugenics in Education 23 F. C. S. SCHILLER. Section III. Sociology and Eugenics. I. The Psycho-Physical Elite and the Economic Elite 24 ACHILLE LORIA. II. The Cause of the Inferiority of Physical and Mental Characters in the Lower Social Classes 26 ALFREDO NICEFORO. III. The Fertility of Marriages according to Profession and Social Position 27 LUCIEN MARCH. IV. Eugenics and Militarism 28 VERNON L. KELLOGG. V. Eugenics in Party Organization 29 R. MICHELS. VI. The Influence of Race on History 30 W. C. D. and C. D. WHETHAM. VII. Some Inter-Relations between Eugenics and Historical Research 31 F. A. WOODS. VIII. Demographical Contributions to the Problems of Eugenics 32 C. GINI. IX. Maternity Statistics of the State of Rhode Island, State Census of 1905 34 F. L. HOFFMANN. Section IV. Medicine and Eugenics. I. The Prophylaxis of Hereditary Syphilis and its Eugenic Effect 36 H. HALLOPEAU. II. Alcohol and Eugenics 37 A. MJOËN. III. Alcoholism and Degeneracy 38 M. MAGNAN AND M. FILLASSIER. IV. Eugenics and Obstetrics 39 AGNES BLUHM. V. Heredity and Eugenics in Relation to Insanity 40 F. W. MOTT. VI. The Place of Eugenics in the Medical Curriculum 42 H. E. JORDAN. VII. A Healthy Sane Family showing Longevity in Catalonia 43 I. VALENTI VIVO. VIII. Some Remarks on Backward Children 43 RAOUL DUPUY. Section I. Biology and Eugenics. VARIATION AND HEREDITY IN MAN. (Abstract.) By Professor G. Sergi, _Professor of Anthropology, Rome_. In his paper Professor G. Sergi wishes to show that in man after his morphological characteristics are established there occur no profound variations to change the typical forms which are naturally persistent.