Amy Bartlett Wright (ILT)/ Roger Tory Peterson (EDT)/ Paul A. Opler
(1)
Jerry A. Powell/ Paul A. Opler
(1)
Paul A. Opler/ Lisa White (EDT)/ James W. Tilden
(1)
Paul Opler/ Susan Strawn (ILT)
(1)
Richard K. Walton/ Paul A. Opler/ National Audubon Society (COR)
(1)