Preface, by T. H. Pear.--Foreword, by C. W. Judd.--Introduction, by T. H. Pear.--Peace, war and culture patterns, by T. H. Pear.--War and aggressiveness: a survey of social attitude studies by H. J. Eysenck.--Personality and attitudes towards warfare, by M. Kerr.--Women in peace and war, by J. Cohen.--Some neglected aspects of world integration, by J. C. Flugel.--Guide lines for research in international co-operation, by G. W. Allport.--Frustration and aggression: a review of recent experimental work, by H. Himmelweit.--Some psychological studies of the German character, by H. V. Dicks.--Threats and security, by L. F. Richardson.--Statistics of fatal quarrels, by L. F. Richardson.