Professor of Sociology, Columbia University

Delta state university, Abraka, Nigeria.

Arizona State University

Dept of Communication, Universitas Brawijaya

Senior Fellow of Governance Studies, Brookings Institution

Professoressa di Letterature Anglo-Americane, Università di Bologna

Professor of Politics, University of East Anglia

Professor of Communication, University of Wisconsin-Madison

Dartmouth College

Professor of Political Science, Purdue University