Philip Glass, Ron Fricke, Ron Fricke, Ron Fricke, Gary Burritt, Steve Maslow, Robert Palmer, Mel Lawrence, Neil Bockman, Christine Gibson, Roger McNew, Lawrence Taub, Leopold Kohr, Jacques Ellul, David Monongye, Alton Walpole, Hillary Harris, Wayne V. McGee, Roy Hememnez, Roger McNew, T. Michael Powers, Mark Muich, Phillip Harrington, Karl Kernberger, Dean Alatzas, Robert Hill, David Brownlow, Ivan Illich, Randy Thom, Michael Hoenig, Alton Walpole, Alton Walpole, Philip Glass, Paul Pascarella