Defense spending is of great significance to society not only because of its sheer size and its importance to the existence of our nation and to the preservation of our freedom and institutions. It is also of fundamental importance because of its close relationship with science and technology."" Consequently the contributors here consider a number of central public policy issues in the interrelated areas of defense and science. They take up the defense and the economy; decision making in the department of defense; military research and development; basic research, civilian technology and public policy. They include Jerome Weisner, Robert McNamara, Hanson Baldwin, Carl Kaysen, Hubert Humphrey, a number of other persons active in government, industrial or university settings. Specific items; Eisenhower and Yarmolinsky on the Industrial-Military Complex; McNamara on the General Problem of nuclear war; Humphrey, Morse and Johnson on the technology gap and the brain drain. Information for the initiate; a volume in the Problems of the Modern Economy series.