Dr. Lydia W. Thomas has been a member of our board of directors since January 2008. Dr. Thomas is the retired president and chief executive officer of Noblis, Inc., a nonprofit science, technology and strategy organization. Dr. Thomas sits on the board of directors of the United States Energy Association, the Northern Virginia Technology Council and the Conference Board. Dr. Thomas has also been a member of the board of directors of the Cabot Corporation (NYSE: CBT) since 1994. Dr. Thomas currently serves on the President’s Homeland Security Advisory Council, and previously served on the Scientific Advisory Board of the U.S. Department of Defense’s Strategic Environmental Research and Development Program and the Environmental Advisory Board to the Army Corp of Engineers. She also serves as vice chair of the Board of Trustees of George Washington University. |