Thomas E. Patterson
Renato Constantino
Hannah Arendt
Sidney Verba
University of Michigan. Survey Research Center.
Iris Marion Young
Meta Mendel-Reyes
Michael Schudson
William Greider
Giuseppe Di Palma
Graeme C. Moodie
Stephen L. Carter
Jeffery J. Mondak
Rod Hague
Antoinette Pole
Peter M. Shane
Michael C. Dawson
Rinus Penninx