Power Engineering's Lindsay Morris hosted this year's Renewable Energy Executive Roundtable with five executives in the clean energy sector: Matt Burkhart, vice president of electric and fuel procurement, San Diego Gas & Electric; Rhone Resch, president and CEO, Solar Energy Industries Association; Karl Gawell, executive director, Geothermal Energy Association; Jim Ivany, president of Bechtel's Renewable Power business group; and Rob Gramlich, Senior Vice President of Public Policy, American Wind Energy Association.