Charles K. Stewart was co founder and Chairman of the Board of Aware, Inc., a Boston based technological company. Mr. Stewart has been a private investor for nearly three decades and currently serves on the board of Xencor, a privately held monoclonal antibody company. From 1975 to 1993, Mr. Stewart traded options, futures, and securities on the CBOE. He holds an M.B.A. from Northwestern University and a B.A. from Yale University.