T wo previous conferences, sponsored by American engineers, scientists, and leaders in the fields of government, defense, education, and industry, have thoughtfully analyzed what we can do to achieve national survival in an era of ever-increasing scientific development. Many of the cooperating participants carry a heavy burden of personal responsibility for the security of the United States. Drawn chiefly from the armed forces, defense industry, and the scientific and engineering societies, the participants are professionally concerned with improving defense against nuclear warfare, ensuring an adequate supply and better utilization pf technical manpower, and using technology to create alternatives to atomic catastrophe. Now that the over-all problem has been vigorously stated, it is hoped that this year's conference will evolve blueprints for specific action as well as provide reliable information for the general public. In a democracy it is, of course, imperative to establish among all our citizens a cl...