Dr. David S. Ferris is President and Chief Executive Officer of Brownstone Energy, a private oil and gas firm focused on non-operated investments in top-quartile oil and natural gas producing basins in the United States. Prior to his current role, Dr. Ferris was planning manager of the Anadarko Basin Business Unit for Devon Energy in Oklahoma City where he led the integrated planning team in the strategic planning, development, and execution of the STACK play in Western Oklahoma. He also held progressive leadership and technical roles at Devon Energy, Anadarko Petroleum and Crawley Petroleum. He attended the University of Oklahoma and earned a Bachelor of Science in Petroleum Engineering, a Master of Business Administration in Energy Finance, and a Master of Science in Natural Gas Engineering and Management. Dr. Ferris also earned a doctorate in Organizational Change and Leadership from the University of Southern California where he focused on effective communication during organizational change. He previously served as a director of the Oklahoma Independent Petroleum Association and currently serves on the board of directors of SportForward, Global Sports Partners, and Preservation Oklahoma. He is also the current chairman of the industry advisory board for the Mewbourne School of Petroleum and Geological Engineering at the University of Oklahoma.