By Tim Marshall
By E. Fuat Keyman, Ziya Onis
By Benson, Tim
By Geoffrey Ponton, Peter Gill
By Daniel Lynch, Stanley Rosen (University of Southern California, USA)
By John W Harbeson, Donald Rothchild
By Philip Burnham
By L. Cliffe, J.S. Coleman, M.R. Doornbos
By Kingdom, John
By PONTON & GILL
By Held, David
By Plamenatz, John
By Edward Fullbrook
By Wolfgang Rudig
By Shafer, Byron E., Claggett, William J.M.
By Baylis, John, Smith, Steve, Owens, Patricia
By Matthew d'Ancona
By Rachel, Daniel
By Major Garrett, Tim J Penny, Timothy J Penny
By Kathleen Jamieson
By Dionne Jr., E. J.
By Gary A. Copeland, Karen S. Johnson-Cartee
By Sam Peltzman
By Jonathan Haidt
By George J. Stigler (University of Chicago)
By Bentley, Roy, Dobson, Alan, Roberts, David, Dorey, Peter, Mr Roy, Mr Alan, Mr David, MR Peter
By Kathleen Hall Jamieson (Dean, Annenberg School for Communication, Dean, University of Pennsylvania)
By Ronald T. Libby
By John Keane, John Owens