November 17, 2009 – "America's Energy Future: Challenges and Opportunities" with Maxine Savitz, Vice President, National Academy of Engineering; retired general manager, Technology Partnerships, Honeywell, Inc.
October 13, 2009 – "Promise and Challenges of Renewable Energy" with Michael Skelly, CEO, Clean Line Energy Partners; former head of development, Horizon Wind Energy
December 3, 2008 – "Profitable Solutions to Climate, Oil, and Proliferation" Amory B. Lovins, Cofounder, Chairman and Chief Scientist, the Rocky Mountain Institute
November 3, 2008 –"Strategic Intelligence in an Age of Nonlinear Risks and Opportunities: The Challenge of Energy and Environmental Security" Carol Dumaine, Deputy Director for Energy and Environmental Security, Office of Intelligence and Counterintelligence, U.S. Department of Energy