Georg Menges, Walter Michaeli, Paul Mohren,
Natti S. Rao, Keith T. O'Brien,
E. Alfredo Campo,
Gottfried Wilhelm Ehrenstein, Sonja Pongratz,
Jay Shoemaker,
Natti S. Rao,
Judson T. Bauman, Ph.D.,
John G. Sommer,
Lloyd M. Robeson,
Randy Kerkstra, Steve Brammer,
Ralf Anderhofstadt, Marcus Disselkamp,
Edgar Dietrich, Alfred Schulze,