автор: Muzafer Sherif

<P>MUZAFER SHERIF was professor emeritus of sociology at Penn. O.J. HARVEY is professor of psychology at the University of Colorado where he has taught since 1958. B. JACK WHITE was professor of psychology at the University of Utah. William R. Hood was a social psychologist at the University of Oklahoma Medical School. CAROLYN W. SHERIF was professor of psychology at Penn State. DONALD T. CAMPBELL was University Professor of Social Relations and Psychology at Lehigh University, and the author of numerous articles and books including, with R.A. Le Vine, Ethnocentrism: Theories of Conflict, Ethnic Attitudes and Group Behavior.</P>