Clifford G. Christians is research professor of communications and the director of the Institute of Communications Research at the University of Illinois at Urbana-Champaign. Theodore L. Glasser is a professor of communication at Stanford University. Denis McQuail is a professor emeritus of mass communication at the University of Amsterdam. Kaarle Nordenstreng is a professor of journalism and mass communication at the University of Tampere, Finland. Robert A. White is a professor of social sciences and communications at St. Augustine University of Tanzania.

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