Peter M. Schwarz
Unknown Author
Sukandarrumidi
Jeremy Rifkin
David J.C. MacKay
National Research Council (U.S.). Advisory Committee on Technology Innovation.
Roland Wengenmayr
Thijs Van de Graaf
Richard Rhodes
Benjamin K. Sovacool
Jefferson W. Tester
Hal Harvey
Vaclav Smil
Charles C. Mann
Philip Wolfe
Volker Quaschning
David M. Buchla
Amory B. Lovins