Kathleen Dean Moore is Distinguished Professor of Philosophy at Oregon State University. She is the author or editor of many books including Wild Comfort, The Pine Island Paradox, Rachel Carson, Holdfast, Riverwalking, and countless journal and magazine articles. She serves on the board of directors for Orion Society and Island Institute. She lives in Corvallis, Oregon.

Michael P. Nelson is Associate Professor of Environmental Ethics at Lyman Briigs College at Michigan State University. He is author or editor of several books including The Wilderness Debate Rages On and The Great New Wilderness Debate. He lives in Bell Oak, Michigan.