Science for the Public 10/28/13 Special interview with Clive Hamilton, who was in Cambridge MA for a debate on geoengineering at Harvard University. We discussed his latest book, Earthmasters: The Dawn of Geoengineering, and the concerns about the geoengineering methods under consideration and the odd sources of money and support behind the geoengineering movement. Clive Hamilton, PhD is a Professor of Public Ethics at the Center for Applied Philosophy and Public Ethics at Charles Sturt University in Canberra, Australia, and he holds the Vice-Chancellor's Chair at that university. He was the founder, and for 14 years the Executive Director of The Australia Institute . Dr. Hamilton has written a number of popular books on environment and public ethics.