The Social Direction of Evolution: An Outline of the Science of Eugenics

by William E. Kellicott

INDEX

Ability, heredity of, [146], [147].
heredity and pedigrees of, [176-181].
Acquired characteristics, relation of, to heredity, [199-207].
Adaptedness, [200-202].
Albinism, and order of birth, [125], [126].
heredity of, [142].
Alcoholism, heritable effects of, [203-207].
American Breeders' Association, [15], [196].
Andalusian fowl, heredity of color in, [81-83].
Angio-neurotic œdema, pedigree of, [168], [170].
Aristotle, [18].
Bagatelle board, to illustrate variability, [58-60].
Bateson, William, [81], [100].
Bentley, Madison, quoted, [19].
Biffen, R. H., [133].
Biology, and Sociology, [8], [35-45].
eugenic applications of, [38-40], [49] et seq.
Biometric Laboratory, [14].
Bio-Sociology, [8].
Birth rate, and social status, [116-123].
decreasing, in England, [122].
Boies, abstract of Winship's data of Edwards family, [187], [188].
Booth, classification of London population, [70].
Brachydactylism, heredity of, [142].
pedigree of, [150-153].
Cataract, heredity of, [143].
pedigree of, [157], [159].
Cephalic index, heredity of, [140], [144].
Chance, law of, [56-58].
Child labor laws, effect of, [211], [212].
Chorea, Huntington's, heredity of, [143].
pedigree of, [160], [165].
Church, influence and opportunities of, [231].
Civic worth, variability of, [70].
Coefficient of correlation, [110], [111].

Coefficient of correlation between birth rate and social status, [117].
positive and negative, [111-113].
significance of, [111].
Coefficient of heredity, [109].
human, [140].
Coefficient of variability, [62], [63].
human, [69].
Color blindness, heredity of, [142].
Connecticut, vasectomy statute of, [220-222].
Conservation of human protoplasm, [136].
Correlation, [103], [104].
coefficient of, [110], [111].
social status and birth rate, [116-123].
Cousin marriage, regulation of, [154], [155].
Criminality, and order of birth, [125], [126].
increase in, [29].
Darwin, pedigree of, [181], [183].
quoted, [6], [184].
Data, need for and collection of, [192].
Davenport, quoted, [192-195].
Deaf, United States census of, [34].
Deaf and dumb, United States census of, [34].
Deaf-mutism, heredity of, [143].
Deaf-mutism, pedigree of, [160], [167].
Defect, and order of birth, [123-126].
Defectives, number of, in Great Britain, [31].
United States census of, [34].
Dependents, United States census of, [34].
Determiners, absence of, [143].
in germ, [54].
in Mendelian heredity, [88-95].
Development of the individual, [51].
as a form of reaction, [52], [53].
Die Familie Zero, [184-187].
Differential fertility, [113-121].
Dominance, in Mendelian heredity, [84].
irregular and incomplete, [87].
Dominant characteristics, [85].
Drapers' Company, [14].
Dugdale, account of "Jukes" family, [182-184].
quoted, [236], [237].
Education, [20], [71].
heritable effects of, [200].
Edwards, Jonathan, descendants of, [187], [188].
Elderton, quoted, [209-211].
Employer's liability laws, effects of, [211].

England, falling birth rate in, [122].
number of defectives in, [31], [32].
Environment, effects of, [197-207].
Eugenics, aims of, [5], [42-45], [114], [123].
as a factor in religion, [239], [240].
definition of, [3].
encouragement of ideals of, [234-240].
history of, [10-13].
objections to, [191].
practice of, [215-234].
program of, [189-240].
Eugenics Committee of American Breeders' Association, [15], [196].
Eugenics Education Society, [14].
Eugenics Laboratory, [14].
Eugenics Record Office, [15].
Eugenics Review, [14].
External conditions, effects of, [199-203].
Eye color, heredity of, [140], [142], [143].
Fabian Society, [122].
Familie Zero, [184-187].
Family histories. See [Pedigrees].
Feeble-minded, in Great Britain, [32].
in United States, [34].
Feeble-mindedness, pedigree of, [162-169].
Fellows of the Royal Society, mental heredity in, [145], [146].
Fertility, and social status, [116-123].
differential (selective), [113], [121].
in normal and pathological stocks, [115].
of various classes, [120], [121].
Fluctuation, [56].
Forearm, heredity in length of, [140].
Fowl, color heredity in Andalusian, [81-83].
Functional modification, non-inheritance of, [199-207].
Galton, Sir Francis, illustrations of variability, [58], [63].
in history of Eugenics, [9-13].
on mental heredity, [144-146].
pedigree of, [181-183].
quoted, [5], [44], [45], [236], [239], [240].
Gametic coupling, [100].
Germ, relation of, to adult structure, [50].
Germ cells, relation of, to Mendel's law, [88-94].
Goddard, account of feeble-minded family, [162-169].

Great Britain, number of defectives, etc., [31], [32].
Greece, [9], [10].
Guinea-pig, heredity of color in, [84-87].
Hæmophilia, heredity of, [143].
Hair color and curliness, heredity of, [140], [142].
Harrow, mental heredity in students of, [147].
Head measurements, heredity of, [140].
[Heredity], coefficient of, [109], [140].
definition of, [77].
human, [137-188].
Mendelian formula of, [80-102].
in human traits, [142].
need for studies in, [212], [213].
of acquired characters (modifications), [199-207].
psychic characters, [143-147].
relation of, to Eugenics, [78], [79].
statistical formula of, [80], [102-113].
Heron, David, birth rate, and net fertility of social classes, [116], [119-121].
Homicides, number of, in United States, [30].
Huntington's chorea, heredity of, [143].
pedigree of, [160], [165].
Idiots, statistics of, [32].
Imbeciles, statistics of, [32].
Imbecility, heredity of, [143].
Immunity, relation of, to heredity of disease, [168-173].
Index of variability, [62].
Indiana, vasectomy statute of, [218], [219].
Infection, heredity of, diseases and defects due to, [168-173].
Infertility, pedigree of, [174], [175].
Inheritance. See [Heredity].
Insane, statistics of, [31-34].
Insanity, and order of birth, [124-126].
associated with alcoholism, [205], [206].
Internationale Gesellschaft für Rassen-Hygiene, [230].
Jennings, [66].
Johannsen, [66].
Jordan, David Starr, quoted, [209].
Jörger, Die Familie Zero, [184-187].
"Jukes" family, [182-184].
Keratosis, heredity of, [142].
Lankester, Sir E. Ray, "Kingdom of Man," [21-24].
quoted, [7].

L'Elite, [10].
[Lobster claw], heredity of, [155].
pedigree of, [155], [157].
London, number of children in, [122].
university of, [14].
Man's place in Nature, [6], [7].
Marriage, antecedents to, [238], [239].
restrictions in, [228-232].
Mediocrity, [61].
Mendel, Gregor, [83], [84].
Mendelian formula of heredity, [80-102].
Mendelism and eugenic practice, [97], [233].
Mendel's law, and unit characters, [95-99].
characteristics inherited according to, [98], [99].
human, [142], [143].
complications of, [100].
present limitations of, [100-102].
Mental ability, pedigrees of, [176-181].
Mental defect, heredity of, [147], [160], [165], [162-169].
Mental traits, heredity of, [143-147].
Models, illustrating variability and variation, [59], [63-64].
Murders, number of, [30].
Mutation, [63-66].
National Association of British and Irish Millers, [133].
Natural selection, [21-23], [45].
Nettleship, pedigree of night blindness, [158-163].
Night blindness, heredity of, [143].
pedigrees of, [157], [158], [161], [163].
Normal frequency curve, [56-60].
Nurture, [17], [76].
Œdema, pedigree of angio-neurotic, [168-170].
Ohio Institution for the Feeble-Minded, superintendent quoted, [33].
Oneida community, [10].
Ontogeny, [51].
Oöphorectomy (oöphorotomy), [218-222].
Order of birth and pathological defect, [123-126].
Oxford, mental heredity in graduates of, [146], [147].
Paupers, United States census of, [34].
Pearson, Karl, [14], [27], [36].
heredity in school children, [143], [144].
quoted, [127-130], [216-218], [225-227].
Pedigrees of ability, [176-181].

Pedigrees of angio-neurotic œdema, [168], [170].
of brachydactylism, [150-153].
of cataract, [157], [159].
of deaf-mutism, [160], [167].
of feeble-mindedness, [162-169].
of Huntington's chorea, [160], [165].
of infertility, [174], [175].
of lobster claw or split hand, [155-157].
of night blindness, [157-163].
of polydactylism, [155], [156].
of tuberculosis, [168-171].
Plato, [3], [9].
Ploetz, Dr. Alfred, [230].
Poellman, family described by, [181].
Polydactylism, heredity of, [142].
pedigree of, [155], [156].
Population, of Europe and North America, [25], [26].
Practice of Eugenics, [192-240].
Prisoners, number of, in United States, [29], [30].
Probability, law of, [56-59].
Pure bred, [97].
Pure line, [67], [72].
Recessive characteristics, [85].
Regression, [105-108].
Regression line, [106], [107].
Rentoul, statistics of defectives, [31].
Rentoul's operation, [218-222].
Research, in the eugenic program, and need for, [196-215].
Restrictions in marriage, [154], [155], [230], [231].
Royal Society, mental heredity in Fellows of, [145], [146].
School children, heredity in, [143], [144].
Schuster, on mental heredity, [146], [147].
Scottish Commission, statistics of insane, [31].
Selective fertility, [113-122].
Sex limited heredity, [100].
Size of family, [114], [115].
and relative proportion of defectives, [126].
Social practices, investigation of, [207-212].
opposed to Eugenics, [227], [228].
Social status, and birth rate, [116-123].
Social variation, [75].
Society for social and racial hygiene (Munich), [230].
Sociological Society, [12].
Sociology, aims of, [35], [42].
and Biology, [8], [35-45].
Span, heredity of, [140].

Species, relation of, to pure line, [66].
Split hand. See [Lobster claw].
Sports, [65].
Standard deviation, [62].
Statistical formula of heredity, [80], [81], [102-113].
Stature, heredity of, [140].
of mothers, [56], [57].
Sterilization, eugenic value of, [222-225].
statutes permitting, [218-223].
"Studies in National Deterioration," [14].
Symbols used in pedigrees, [149].
Syndactylism, heredity of, [142].
Theognis, [3].
Thomson, [40].
"Treasury of Human Inheritance," [196].
symbols used by, [148-150].
Tredgold, quoted, [224], [225].
Tuberculosis, and order of birth, [124], [125].
associated with alcoholism, [204].
pedigree of pulmonary, [168], [171].
Typhoid fever, eradication of, [223].
Unit characters, [53].
list of, [98], [99].
Unit characters, relation of, to Mendel's law, [95-99].
United States Census Reports, statistics of defectives, etc., [28-34].
University of London, [14].
Variability, [56-63].
measure (coefficient) of, [61-63].
of human traits, [69], [70].
Variation, [55-70].
and modification, [75].
application of, in Eugenics, [70-77].
distinguished from variability, [63], [64].
Vasectomy, [218-225].
Connecticut statute permitting, [220-222].
Indiana statute permitting, [218], [219].
Wallace, Alfred Russell, [6].
Warbasse, quoted, [195].
Webb, Sidney, [122].
Wheat, new varieties of, [133], [134].
Whetham, quoted, [35], [74], [75], [229], [237-239], [240].
Winship, data regarding Edwards family, [187], [188].
Woods, heredity in royalty, [145].
Zero, Die Familie, [184-187].

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