Philip Cafaro, P.H.D, Philosophy, Boston University
- Professor of Environmental Ethics, Colorado State University (current)
- Author, Thoreau’s Living Ethics: Walden and the Pursuit of Virtue, (2006) How Many is Too Many? The Progressive Argument for Reducing Immigration into the United States (2015)
- Co-Editor, Life on the Brink: Environmentalists Confront Overpopulation (2012)
- Affiliated Faculty Member, Colorado State University’s School of Environmental Sustainability
- Former president, International Society for Environmental Ethics
- Co-principle investigator, The Overpopulation Project (current)
