Bart Gordon

Jurgen Brauer

Brian Czech

David L. Trauger

Joshua Farley

Robert Costanza

Herman E. Daly

Charles A. S. Hall

Reed F. Noss

Lisi Krall

Paul R. Krausman

Andrew P. Dobson

Andrew Balmford

Peter R. Crane

Rhys E. Green

Georgina M. Mace