Imprisonment for habitual criminals,
217
In-breeding, effects of, 494
Income tax allowances for children,
436; relative advantages, 438;
flat rate system, 439, 441; pro-
posed reforms, 439
Incomes earned, average, 164
Indeterminate sentences, system
of, 225
Individual selection, 150-158
Infantile mortality, causes of, 44
Infertility of the better-paid classes,
Inheritance, laws of, 11, 18-24;
mental qualities, 21, 31; of ac-
quired differences, 73, 94-109;
attack on the belief, 98, 100; of
money, 152 n
Insane, the, 227-238; number of,
228, 237; due to heredity, 229;
to environment, 229; prohibi-
tion of marriage, 457
Insanity, disease of, 227-238, 472;
causes of, 229; types of, 232;
caused by alcoholism, 233; eli-
mination, 234-237
Insurance, system of, cost, 296, 299
Intelligence tests, 259, 269, 271, 281,
293
Intemperance, effects of, 84, 86;
result of a campaign in favour, 89
Juke family, case of, 190 n, 286, 289
Juvenile offenders, 222, 225
Kellog, Mind and Heredity, 260
Lamarck, J. B. de, theory of evolu-
tion, 96
Laughlin, Eugenical Sterilization in
the United States, 149 n, 292 n
Lethal chamber, 171, 184
Life, duration of, 282
Lombroso, Signor, the pioneer
criminologist, 209
London districts, result of investi-
gations into the birth-rate, 320;
divided into groups, 321
McDougall, Prof., Mental Welfare
and Mental Decay, 269 n
Malthus, T. R., 126; Principles of
Economics, 44; Essay on Popula-
tion, 45 n
Man, average height, 18-20, 279-
281; cultivation of the moral
sense, 134
Marriage, 457; compulsory, result
of, 136; age of, 332; with rela.
tives, 361; licence, issue of, 459;
proposed safeguards, 460-465;
enforced, 463; exercise of fore-
thought, 469
Mass selection, 158-162
Mate selection, 345-365; desire for
good qualities, 352-356; amongst
human beings, 357-360; good
stock with bad, 360; advocacy of
care in, 363
Mechanical, meaning of the word,
507
Medical science, work of, 64
Mendel, Gregor, 11; theory of
inheritance, 118–121, 235, 291
Mental qualities, inheritance of,
21, 31; causes of defect, 196
Mental Deficiency Act, 40, 186, 199,
205, 457
Meyerson, A., Eugenics, Genetics
and the Family, 236 n
Military strength of the nation, 308,
313
Miscegenation, 494-497; results of,
496
Money, inheritance of, 152 n
Moral imbeciles, 186, 194
Morons or feeble-minded persons,
187, 190
Mother, the unmarried, lot of, 478
Mott, Sir F. W., Problems in Eu
genics, 228 n, 236 n
Multiple factor qualities, 150, 167
Münsterberg, Psychology and Crime,
211; Psychology and Industrial
Efficiency, 304 n
Mutation, or changes in the genes,
119, 124 n
Mutilations, effects of, not inherited,
100, 110
Napoleon I, Emperor, 250, 251
National Council for Combating
Venereal Diseases, 83
National Dividend, the, 300, 313
Natural inheritance, laws of, 11,
18-24
Natural Selection, 50, 97, 112, 129;
belief in, as an evolutionary
agency, 113-115; effects on the
death-rate, 125; action on man,
126;
beneficial effects, 127;
effects on domestic animals, 137
Negroes, deaths from infectious
diseases, 127; from tuberculosis,
242
Newman, Sir George, An Outline of
the Practice of Preventive Medi-
cine, 196; Public Opinion in Pre-
ventive Medicine, 62, 64, 302 n,
309 n
Newsholme, investigations into the
birth- and death-rate, 321
‘Optimum ' size of family, 334
Organic Evolution, principle of,
3, 145
Origin of Species, The, extract from,
Papillault, Dr., Eugénique, 234 n
Paralysis, caused by syphilis, 232
Parenthood, cases of prohibition,
148; prevention among aments,
188-191, 193; question of, 278;
the right to, 378; receipt of
public assistance a test, 380-384;
warnings to be given to, 383;
practical measures, 385-390
Paupers, number of, 301
Pearl, Prof. Raymond, 87, 88, 126 n,
502 n; Poultry Science, 282 n;
Studies in Human Biology, 317 n
Pearson, Prof. Karl, 20, 87, 125,
234; Study of Inheritance of
Vision, 67; A First Study of the
Statistics of Pulmonary Tuber-
culosis, 241; Tuberculosis, Here-
dity and Environment, 242 n;
The Problem of Practical Eugenics,
331 n
Pigou, Prof. 440 n; Wealth and
Welfare, 298
Popenoe and Johnson, Applied
Eugenics, 108 n, 208 n, 228 n,
353 n, 496 n
Population problems, 42-50;
agencies to check, 43-45, 56;
increasing and diminishing re-
turns, 46; result of an in-
crease, 55, 274-277; a decrease,
57, 276; hereditary qualities,
measurements of, 325; registers
of the, 479
Potential parents, effect of educa-
tion, 445; of the award of
scholarships, 450
Pre-natal care, 108; environment,
73, 74, 143
Public assistance, meaning of the
term, 416-419
Qualities, desirable, 257; variety
of type preferable to uniformity,
258; intelligence tests, 259, 269,
271, 281; temperamental, 260;
scholastic, 261, 271, 281; me-
thods of measurement, 283-
285, 293
Quality, definition of the term, 30,
38
Quarterly Review, the, 308 n
Racial deterioration, 315, 324;
poisoning, cases of, 73, 76, 99;
progress, the aim of eugenics,
71; views on, 146; difficulties
in connexion with, 408-412
Rathbone, Miss E., The Disinherited
Family, 425, 428 n
Recruits, medical examination of,
62, 64, 309
Red Indians, deaths from infectious
diseases, 127
Registration, system of, 385, 479-
483
Regression to the mean, 24, 286;
coefficients, 280, 288 n
Relatives, defects in, 290, 293;
marriage with, 361
Religion, influence on eugenics,
519; conflicts with science, 522
Reversion to the mean, tendency
of, 24, 286
Ruggles-Gates, Heredity and Eu
genics, 149 n
Salpingectomy, operation of, 174
Sayers, Dr. Ettie, 190 n
Scholarships, awards of, 449-452
Scholastic tests of mental qualities,
261, 281
School-children, number of defec-
tive, 62; defective eyesight, 66–
68;
tests of intelligence, 269,
281; examinations, 285-289
Schuster, Dr. Edgar, 67n; Eugenics,
322 n
Science, conflicts with religion, 522
Seager, Introduction to Economics,
275 n
Segregation, 171, 172, 184, 198-
200, 204; for habitual criminals,
219-221, 224; in cases of epi-
lepsy, 239
Selection, 73; slow process on the
birth-rate, 340; meaning of the
word, 346; individual, 150-158;
mass, 158-162
Sex hygiene, 497-499
Sexual selection, theory of, 345;
evolutionary effects, 347; origin
of æsthetic taste, 347-351;
racial effects produced by, 351
Sherrington, Sir Charles, Address
at the British Association, 232
Shrubsall, Dr., 188
Sidgwick, H., The Elements of
Politics, 203 n, 378 n
Sterilization, 171, 173-179, 184,
198, 200, 204, 386; objections to,
174-177; result on the feeble-
in-mind, 189
Sterilization and Mental Deficiency,
201 n
Stevenson, Dr., investigations into
the birth- and death-rate, 321,
324; Fertility of Social Classes,
322 n
Stockard, Dr. C. R., 85, 87;
Journal of Experimental Zoology,
86; American Journal of the
Medical Sciences, 88
Stock-taking, periodical, of the
people, 483-489; objections to,
484
Stockyard, lessons of the, 131-
138, 144
Struggle for existence, 113
Stupidity, a cause of crime, 209,
224
Survival of the fittest, 114, 129
Sweden, marriage of epileptics,
illegal, 239, 458
Syphilis, cases of, 77-81, 92;
cause of general paralysis, 232
Temperament, definition of, 260
Temperance reformer, work
Thomson, J. A., Heredity, 98 n
Tradition, important element of
environment, 58; of civilization,
71
Tredgold, Dr., Mental Deficiency,
187 n, 188, 191, 196 n, 199 n
Tuberculosis, 240, 290, 458; num.
ber of deaths from, 126, 240,
242; natural immunity, 241;
renunciation of marriage, 243-
Twins, similarity between, 139–142
Unemployed, number of, 384 n
Unemployment doles, result, 429
Unfit, killing of the, 171; financial
burden, 295-303; cost of, 296,
312; elimination, 366, 380
United States, sterilization laws,
40; experiences on sterilization,
174, 178; number of insane,
228; ideals of mate selection,
353, 355; number of childless
marriages, 399
Universe, riddle of the, two aspects,
515
Wage-earning, a test of qualities,
262, 282; correlation between
wages and natural endowments,
264-268, 271; cause of low
wages, 264
Wages of workmen, 297-299
War, the Great, effect of, 296;
racial effects of, 499-504
Wealth, distribution of, 304, 313;
possession, 333; effects of
changes, 395; transfer of, from
the childless to parents, 396, 413
Weismann, August, inheritance of
acquired differences, 98, 110;
theory of the continuity of the
germ plasm, 98, 110
Workmen, wages of, 297-299
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