A group of experts attack the problems of international peace, concentrating on those aspects concerned with economic and social readjustment and rehabilitation rather than political problems. In an introduction, the editor discusses the ""need for a preventive policy"", a discussion of the weaknesses and potentialities in the United Nations organization as it now stands. ""Relief and Rehabilitation"" by Roy F. Hendrickson is in large part a discussion of the organization and work of UNRRA; ""Displaced Persons"" by Fred K. Hoehler discusses refugees, prisoners of war, political prisoners, their economic problems and the work being done for them; ""Health"" by Dr. George K. Strode discusses UNRRA's role in the proposed organization of an international health council; ""Food and Agriculture"" by Walter W. Wilcox discusses world-wide food production; ""Transportation"" by Hobart S. Perry surveys the international problems connected with water and air transport and international controls; ""Industry and Trade"" by J. Anton de Haas treats agriculture, industry, raw materials--and the place of international control; foreign investments, reparations, repayment of debts are discussed in ""Money and Finance"" by Michael A. Heilperin; international issues of labor are weighed in a chapter by Otis E. Mulliken. Mulliken; there's a brief chapter on politics by the editor, a discussion of communism, revolution and the problems of conquered nations. George N. Shuster discusses education. And the editor brings the threads together in a final summary. A detailed and interesting symposium for informative reading.