Dr. Walter Youngquist is a professor emeritus of geology at the University of Oregon and an eminent authority on energy issues. Dr. Youngquist is the author of GeoDestinies: The Inevitable Control of Earth Resources over Nations and Individuals. He has worked as a researcher, advisor, and consultant in more than 70 countries, including work for Exxon Corporation, Sun Oil, Shell Oil, and Amoco. Dr. Youngquist is an emeritus member of the American Association of Petroleum Geologists (AAPG) and a Fellow of the Geological Society of America and the American Association for the Advancement of Science. He received his Ph.D. in geology from the University of Iowa.