Transitions from Authoritarian Rule : Tentative Conclusions About Uncertain Democracies. This item is unavailable.Transitions from Authoritarian Rule : Tentative Conclusions About Uncertain Democracies

Guillermo O'Donnell was a prominent Argentine political scientist who served as president of the International Political Science Association (IPSA) from 1988 to 1991, and was vice-president of the American Political Science Association (APSA) from 1999–2000.

Philippe C. Schmitter is an Emeritus Professor of the Department of Political and Social Sciences at the European University Institute.

Laurence Whitehead is a senior research fellow at Nuffield College, Oxford University. He is the author of Democratization: Theory and Experience.

Cynthia Arnson is Deputy Director of the Latin American Program at the Woodrow Wilson International Center for Scholars.

Abraham F. Lowenthal is professor emeritus of the University of Southern California, president emeritus of the Pacific Council on International Policy, a nonresident senior fellow of the Brookings Institution, and an adjunct professor at Brown University. He was founding director of both the Inter-American Dialogue and the Woodrow Wilson Center’s Latin American Program.