Biography

Dr. Stump has served as a director since September 2013. Dr. Stump was most recently Executive Vice President, Research and Development at Human Genome Sciences, Inc., where he was employed from November 1999 until his retirement in December 2012. Dr. Stump also serves as a director of REGENXBIO, Inc., which is a publicly held company. He was previously a director of Dendreon Corporation, Portola Pharmaceuticals, Inc. and Sunesis Pharmaceuticals, Inc., all publicly held companies. He also serves on the board of trustees of Earlham College. He holds an A.B. from Earlham College and an M.D. from Indiana University and completed his residency fellowship training in internal medicine, hematology, oncology, and biochemistry at the University of Iowa. The Board believes that Dr. Stump’s medical training and 23 years of experience in research and development and operations in the biotechnology industry, as well as his public company board service, qualify him to serve as a member of our Board.