The Purposes of Social Experimentation

(Reprinted with permission from Social Experimentation: A Method for Planning and Evaluating Social Intervention written by a Committee of the Social Science Research Council: Henry W. Riecken, Chairman, Robert F. Boruch, Donald T. Campbell, Nathan Caplan, Thomas K. Glennan Jr., John W. Pratt, Albert Rees, Walter Williams. Edited by Henry W. Riecken and Robert F. Boruch, published by Academic Press, New York, November 1974.)