CONTENTS 

 part U 



PROBLEMS OF HUMAN EVOLUTION 



Chapter I 

 INTRODUCTORY 



PAGES 



Main principles the same, p. 199 Man to a great extent makes his 

 own environment, p. 200 Mitigation of crises, p. 200 Morality and 

 religion: their part in evolution, p. 201 Man, by modifying his environ- 

 ment, determines the course of evolution, p. 202 Intellect, p. 203 

 Physique and morality as civilisation advances, p. 203 Progress and evolu- 

 tion, p. 203 Social strata and evolution, p. 204 Vigour in individuals 

 may be due to the progress of wealth and science, p. 204 Potential and 

 actual strength, p. 206. 



Chapter II 

 PHYSICAL EVOLUTION 



I. EVOLUTION OF RACE-ENERGY . . . . . 207-215 



Conflict the source of race-energy, p. 207 The warrior in time of 

 peace, p. 208 Northern civilisations, p. 209 Southern civilisations, p. 210 

 Slavery a cause of degeneration, p. 211 Effect of civilisation on the 

 individual, p. 213 Some further evidence from history, p. 213. 



II. NATURAL SELECTION AMONG CIVILISED MEN . . . 216-223 



Natural selection still at work, p. 216 Estimate of the percentage 

 eliminated, p. 217 Reproductive selection, p. 219 Natural selection 

 among wild animals and men : a contrast of methods, p. 220 Struggle 

 among nations, p. 220 The moral factor, p. 221 Sexual selection, 

 p. 221 Elimination, how far selective, p. 223 Summary, p. 223. 



III. MITIGATION OF THE STRUGGLE FOR EXISTENCE . . . 223-231 



General survey, p. 223 Amount of alcohol consumed, p. 225 Reduc- 

 tion in the death-rate, p. 226 Different parts of London, p. 229 Town 

 and country, p. 229 London as a whole, p. 229 Estimate of the 

 amount of the reduction, p. 229 Race-vigour and vigour in the indi- 

 vidual, p. 231. 



Chapter III 



THE QUESTION OF PHYSICAL DEGENERATION 

 I. INTRODUCTORY ....... 232-234 



II. STATURE . ...... 135-242 



Stature in prehistoric ages, p. 235 Dr Beddoe on stature, p. 236 

 Potential and actual stature, p. 238 Stature of women in the higher 



