Jason Fisherman, M.D. has served as a director of our Company since October 2006 and previously served as a director of TPTX, Inc. , our subsidiary, from May 2000 to February 2007. He is a managing director of Advent International, a global private equity firm where he specializes in biotechnology and emerging pharmaceutical investments, which he joined in 1994. From 1991 to 1994, Dr. Fisherman served as Senior Director of Medical Research for Enzon, Inc., a biopharmaceutical company, and previously managed the clinical development of a number of oncology drugs at the National Cancer Institute. Dr. Fisherman is currently a director of Achillion Pharmaceuticals Inc., and a number of private healthcare companies. Dr. Fisherman received his B.A. in molecular biophysics and biochemistry from Yale University, his M.D. from the University of Pennsylvania and his M.B.A. from the Wharton School of the University of Pennsylvania. |