Arnold L. Oronsky, Ph.D.

Chairman of the Board
Dr. Oronsky has been a member of our Board since November 1996 and became Chairman in February 2006. Dr. Oronsky is a managing director with InterWest Partners, a venture capital firm. Prior to joining InterWest Partners in 1994, Dr. Oronsky was Vice President of Discovery Research for the Lederle Laboratories division of American Cyanamid, a pharmaceutical company. From 1973 until 1976, Dr. Oronsky was head of the inflammation, allergy and immunology research program at Ciba-Geigy Pharmaceutical Company. Dr. Oronsky also serves as a senior lecturer in the Department of Medicine at The Johns Hopkins Medical School. Dr. Oronsky has won numerous grants and awards and has published over 125 scientific articles. Dr. Oronsky serves on the boards of directors of Metabasis Therapeutics Inc., and Anesiva, Inc. He received his Ph.D. from Columbia University, College of Physicians and Surgeons and his A.B. from New York University.