Mark Alan Walker Ph.D. is Assistant Professor of Philosophy at New Mexico State University, where he occupies the Richard L. Hedden Endowed Chair in Advanced Philosophical Studies. He founded and was president of the former nonprofit organization Permanent End International (2003-2007), which had been devoted to ending hunger, illiteracy and environmental degradation through the dissemination of modular aquaponics systems for farming. He serves on the editorial board of the Journal of Evolution and Technology and on the board of directors of the Institute for Ethics and Emerging Technologies. He is a former board member of the non-profit organization Humanity Plus (aka World Transhumanist Association).