R.J. Brook, UK
E.D. Hondros†, The Netherlands
W.D. Kingery†, USA
R. Pampuch†, Poland
G. Petzow†, Germany
V.Ya. Shevchenko, Russia
R.M. Spriggs†, USA
Pietro Vincenzini, Italy, Founding Member
Dong Sheng Yan†, China
H. Yanagida†, Japan