Shepherdson is program scientist at Metro Washington Park Zoo.
Mellen is a behavioral scientist at the Walt Disney Animal Program in Orlando.
Hutchinsis director of conservation and science for the American Zoo and Aquarium Association.
Newt Gingrichwas Speaker of the House of Representatives from 1994 to 1998 and is widely heralded as the chief architect of the Republican Contract with America. He has championed environmental efforts, including the Chattahoochee River Greenway and the Northwestern Hawaiian Island National Marine Sanctuary. Terry L. Mapleis president and CEO of the Palm Beach Zoo and professor of conservation and behavior at the Georgia Institute of Technology.