1977 John H. C. Ho ~ Hong Kong

1978   Brigit Van Der Werf-Messing
           The Netherlands

1979   Gilbert H. Fletcher ~ USA

1980   H. Julian C. Bloom ~ England

1981   William T. Moss ~ USA

1982   Sir David W. Smithers ~ England

1983   Klaus Rudiger Trott ~ Germany

1984   John F. Fowler ~ England

1985   Victor A. Marcial ~ Puerto Rico

1986   Luther W. Brady ~ USA

1987   Maurice R. Tubiana ~ France

1988   Jerzy Einhorn ~ Sweden

1989   Robert R. Wilson ~ USA

1990   H. Rodney Withers ~ Australia

1991   Samuel Hellman ~ USA

1992   Herman D. Suit ~ USA

1993   Malcolm A. Bagshaw ~ USA

1994   James D. Cox ~ USA

1995   Francois Eschwege ~ France

1996   Theodore Phillips ~ USA

1997   Eric Hall ~ USA

1998   Phillip Rubin ~ USA

1999   Marie Overgaard ~ Denmark

2000   Andree Dutriex ~ France

2001   Sara S. Donaldson ~ USA

2002   Jean-Dlaude Horiot ~ France

2003   Zvi Fuks ~ USA

2004   Lester J. Peters ~ USA

2005   Brian O'Sullivan ~ Canada

2006   J. Frank Wilson ~ USA