Harry F. Hixson, Jr., Ph.D., has served as a member of our Board of Directors since September 2004. Dr. Hixson has served as Chairman of the board of directors of BrainCells, Inc., a neurogenesis-based drug discovery and development company, since December 2003. Dr. Hixson served as Chief Executive Officer of BrainCells, Inc. from July 2004 to September 2005 and as Chief Executive Officer of Elitra Pharmaceuticals, a biopharmaceutical company, from February 1998 to May 2003. Dr. Hixson held various management positions with Amgen, Inc., a biopharmaceutical company, from 1985 to 1991, most recently as President and Chief Operating Officer. Dr. Hixson serves as a member of the board of directors of Infinity Pharmaceuticals, Inc., a cancer drug discovery and development company, and as the Chairman of the board of directors of Sequenom, Inc., a genomics company. Dr. Hixson holds a B.S. in Chemical Engineering from Purdue University, an M.B.A. from the University of Chicago and a Ph.D. in Physical Biochemistry from Purdue University. |