Michael E. Zimmerman, PhD, is professor of philosophy and director of the Center for Humanities and the Arts at the University of Colorado, Boulder. He spent more than thirty years at Tulane University in New Orleans, where he was chair of the Department of Philosophy and co-director of Environmental Studies. He is co-editor of the popular textbook Environmental Philosophy and the author of Contesting Earth’s Future. In addition, Michael has published nearly one hundred academic articles on philosophy and ecology. He lives in Boulder, Colorado, with his wife and daughter.