By Jennifer A. Widner
By Hans Kung
By Lise Garon
By John Higley (University of Texas, Austin), Richard Gunther (Ohio State University)
By Nigel Worden
By Michael Bratton (Michigan State University), Nicholas van de Walle (Michigan State University)
By Francis Beckett
By I.M. Lewis
By Dietrich Rueschemeyer, etc., Evelyne Huber Stephens (Assistant Professor of Political Science, Northwestern University, USA), John D. Stephens (Lecturer of Political Science
By David Ottaway, Marina Ottaway
By Arye Oded
By Craig A Rimmerman
By John Gaventa
By Russell J. Dalton, Manfred Kuecheler, Manfred Kuechler (Professor of Sociology, Hunter College, New York City, USA)
By Steven Bernstein
By G. Jordan
By Ferdinand Muller-Rommel, Thomas Poguntke
By Cynthia Irvin
By James Downton, Paul Wehr
By Charles Euchner
By Joyce Marie Mushaben
By E.S.Atieno Odhiambo (Author), John Lonsdale
By Pippa Norris (Harvard University, Massachusetts), Joni Lovenduski (University of Southampton)
By Jens Henrik Haahr
By Siegfried Aale Lovise & Tronvoll Kjetil Pausewang
By Johnson, R. W.
By Fiona Hill
By Moyra Grant