Gregory B. Brown, M.D. has served as a member of the Company’s board of directors since March 2007. Dr. Brown is currently the Chief Executive Officer and member of the Board of Directors of Memgen, LLC, a private clinical-stage biotechnology company. He is a co-founder of HealthCare Royalty Partners, or HCRx, and is a member of that firm’s Senior Advisor Board. Educated as a transplantation immunologist and trained as a thoracic and vascular surgeon, Dr. Brown practiced thoracic and vascular surgery in a community setting where he also founded and led a health maintenance organization. Before co-founding HCR Partners, Dr. Brown was a partner at Paul Capital Partners, where he co-managed that firm’s royalty investments as a member of the royalty management committee. Prior to beginning his principal investment career in 2003, Dr. Brown was co-head of investment banking and head of healthcare at Adams, Harkness & Hill (now Canaccord Genuity) and a ranked biotechnology research analyst at Vector Securities International. Dr. Brown holds a BA from Yale University, an M.D. from SUNY Upstate Medical Center and an MBA from Harvard University. Dr. Brown currently serves on the board of the following public pharmaceutical company: Lisata Therapeutics, Inc. (Nasdaq: LSTA) (formerly Caladrius Biosciences, Inc;. Nasdaq: CLBS).