Thomas Petzinger
Centre for Strategic and International Studies
Thomas Clarke
Stephen Pizzo
Philip K. Howard
Lorrin Philipson
Unknown Author
Daniel Yergin
Sharon Beder
Fred J. Sissine
Michael Beesley
Colin Kirkpatrick
John S. Dodgson
Bijan Vasigh
Steven L. Puller
United States. General Accounting Office
N. Scott Arnold
Laurence E. Gesell
Matthew Bishop