_By James Mickel Williams, Professor of Economics and Sociology in Hobart College_ Large 8vo Cloth, XII 459 pages This book represents the first attempt that has been made to explain society concretely in psychological terms. It describes the essential processes that extend thruout the social organization, analyzing the conflict of the different types of behavior in all human relations. THE HISTORY OF SOCIAL DEVELOPMENT _By Franz Carl Müller-Lyer (translated from the German by E. C. and H. W. Lake, with Introductions by L. T. Hobhouse and E. J. Urwick)_ 8vo, Cloth, 362 pages This volume is mainly designed as a text for beginners in social studies. It surveys broadly the various phases of man’s origin and progress, co-ordinating the general facts of social evolution from the earliest times and indicating the probable trend of future developments. HUMAN NATURE IN POLITICS _By Graham Wallas, Professor of Political Science in London University_ 8vo, Cloth, 320 pages This is a slightly revised edition, with a new Preface, of Professor Wallas’ famous work first published in England, in 1908, and for some time out of print. It offers a clear and forceful analysis of the psychological processes which underlie political thought and action, laying special emphasis upon the application of social psychology to politics. HOW ENGLAND IS GOVERNED _By Rt. Hon. C. F. G. Masterman_ 8vo, Cloth, XVI 293 pages An introductory study of the working of the British Constitution, written from the standpoint of one who has had actual experience of the working of the political machinery of England. Students of politics and government will find in this volume a most interesting and valuable source of information. FACING OLD AGE _By Abraham Epstein, Formerly Director of the Pennsylvania Commission to Investigate Old Age Pensions_ 8vo, Cloth, XVI 352 pages This book offers a scientific examination of the social and economic problems presented by the aged. Frankly a plea for social action, it presents in a most thoro and lucid manner the latest available data bearing upon this interesting and important question. 12mo, Cloth, 280 pages OUR WAR WITH GERMANY _By John Spencer Bassett, Professor of American History in Smith College_ Large 8vo, Cloth, 398 pages This is a compact but complete account of the part played by the United States in the World War. It is in no sense a mere record of military events, but an analytical account of the political, economic and military events that marked the period of the war. CONSUMERS’ COOPERATIVE SOCIETIES _By Charles Gide, Professor of Economics at the University of Paris (translation from the French, edited by Cedric Long)_ 8vo, Cloth, 300 pages