Stephen L. Sabba, M.D., has served as a member of the board of directors since August 2008. Dr. Sabba has been a leading Bio/Pharma Analyst and Fund Manager for Knott Partners, L.P., an investment fund company, since November 2006. Previously he was a Partner and Director of Research with Kilkenny Capital Management, a Chicago-based Health Care hedge fund. Prior to that, Dr. Sabba was Director of Research at Sturza’s Medical Research, and previously was a gastroenterologist and internist in private practice at Phelps Hospital in North Tarrytown, New York. He received his M.D. from the New York University School of Medicine and completed a residency in internal medicine and a fellowship in gastroenterology at the Veterans Administration Medical Center in New York City. He earned a B.S. with honors at Cornell University. Dr. Sabba served as a member of the board of directors for Novelion Therapeutics Inc., a leading Canadian biotech company from June 2012 to January 2020.