Roberto Robledo (1972)
Elida Moreno (1976)
Federico Peinado (1985)
Julie Alpert (1989)
Gail Reynolds (1991)
Robin Goodnough (1995)
Dolores Howard (1997)
Betsy Cassriel (2000)
Paul McGarry (2002)
Marit ter Mate-Martinsen (2005)