Mrs. Joseph Wood Krutch – 1971
Joy Adamson – 1971
Velma Johnston – 1972
Dr. Roger Tory Peterson – 1973
John Macfarlane – 1974
Dr. Victor Scheffer – 1975
Dr. Loren Eiseley – 1976
Robert J. Chenoweth – 1976
Mel L. Morse – 1977
Roger Caras – 1977
Dr. Richard Knowles Morris – 1978
Coleman Burke – 1979
Fred Myers – 1979
Margaret Owings – 1980
Hope Ryden – 1981
Paul Winter - 1982
Charlotte Baker Montgomery – 1983
Dr. Dian Fossey – 1984
Dr. Amy Freeman Lee – 1985
Max Schnapp – 1985
J.A. Wight (James Herriot) – 1986
Dr. Tom Regan – 1987
Dr. Jane Goodall - 1988
Dr. Roger Payne – 1989
Astrid Lindgren – 1990
Denis Hayes – 1990
Russell E. Train – 1991
John C. Walsh – 1992
Drs. Delia and Mark Owens – 1993
Henry Spira – 1994
K. William Wiseman – 1994
David C. Phillips – 1995
John A. Hoyt – 1996
Scott McVay – 1997
Christine Stevens – 1999
Temple Grandin – 2001
Richard Leakey – 2002
Paul G. Irwin - 2004
Angel Harvey - 2004
Robert C. Byrd - 2008
Tom Lantos - 2008
