Dr Ian Duncan is a research scientist at the Bureau of Economic Geology at the University of Texas at Austin. His current research focuses on the scientific, environmental and public policy aspects of unconventional natural gas production, the water-energy nexus, and carbon capture and storage. He has a particular interest in risk analysis, decision making, and legal/regulatory issues related to fracing, CO2 sequestration, CO2-EOR, and energy production. He has presented Congressional Testimony to the House Natural Resources Committee June 12th 2008 on: "CO2 Enhanced Oil Recovery: A Key Bridge to Large Scale CO2 Sequestration"; House Committee on Energy and Commerce July 24, 2008 on: "Carbon Sequestration: Risks, Opportunities, and Protection of Drinking Water"; and to the House Committee on Energy and Commerce March 10th, 2009 on "Carbon Sequestration Risks, Opportunities, and Learning from the CO2-EOR Industry". He also has participated in a number of External Review Boards including Co-Chair ASME External Review DOE's Carbon Sequestration Research Programs (2010); Chair, External Review Panel Burger CO2 Injection Project, Battelle Memorial Institute (2009); Governor's External Review Panel Commonwealth of Pennsylvania CO2 Sequestration (2008); External Review CO2 Sequestration Research Program Los Alamos National Laboratory (2007).