One of the most serious and difficult problems arising out of the present national emergency is that of devising a plan that will guarantee this nation an adequate continuing supply of men trained in the many and varied disciplines that contribute to the national defense. In time of peace the continuing replenishment of the supply of professional, scientific and specialized personnel is important to the welfare of this country. In time of war it becomes a matter of the greatest urgency as a means of insuring the safety and survival of the nation.
There must be a constant flow of students through institutions of higher learning to produce the scientific and professional personnel needed. In peacetime this flow is governed largely by the wishes of the individual student. Under the manpower stress of an emergency it becomes necessary to select those who can make their most valuable contribution to the