2009

Walter Armbruster, USA
Willis Oluoch-Kosura, Kenya
Prabhu Pingali, India
Joachim von Braun, Germany

2006

Robert Evenson, USA
Douglas Hedley, Canada
Jimmye Hillman, USA
Arie Kuyvenhoven, Netherlands
Wilfred Mwangi, Kenya
Roley Piggott, Australia
Michele Veeman, Canada

2003

Kirit Parkikh, India
Jock Anderson, Australia
Ian Behrman, South Africa
Ruvimbo Chimedza, Zimbabwe
Csaba Csaki, Hungary
Carl Eicher, USA
Laurent Martens, Belgium

2000

Alberto Valdes, Chile
Wilhelm L. Nieuwoudt, South Africa
D. Gale Johnson, USA
John W. Longworth, Australia

1997

Yujiro Hayami, Japan
Michel de Benedictis, Italy
John Dillon, Australia
Michel Petit, France
Vijay Vyas, India

1994

R. J. ( Jim) Hildreth, USA
Erly Dias Brandao, Brazil
J. Owen Jones, UK
Bernard (Bud) F. Stanton, USA
XiJi An, China

1991

Theodor Dams, Germany
Ferenc Fekete, Hungary
Glenn L. Johnson, USA
Dusan Tomic, Yugoslavia
Keizo Tsuchiya, Japan

1988

Dennis K. Britton, UK
C. C. Chang, China
Ulf Renborg, Sweden
T. W. Schultz, USA

1985

Denis Bergmann, France
Keith O. Campbell, Australia
M. L. Dantwala, India
Kazushi Ohkawa, Japan

1982

Walton J. Anderson, Canada
Don Paarlberg, USA
Samar R. Sen, India

1979

F. F. Hill, USA
Ryszard Manteuffel, Poland
Nils Westermarck, Finland

1976

Edgar Thomas, UK
John R. Raeburn, UK
Max Rolfes, USA
Harry Trelogan, USA

1973

Sherman Johnson, USA
Joseph Ackerman, USA