Taiyin Yang, Ph.D. has served as a member of our board of directors and a member of our audit committee since December 2019. Dr. Yang joined Gilead in 1993 and was appointed to her current role as Executive Vice President, Pharmaceutical Development and Manufacturing in January 2015. She is responsible for the chemistry, manufacturing and control operations of small molecules and biologics encompassing process development, production, supply chain management, analytical operations, laboratory information and quality assurance for Gilead’s investigational and commercial products. Prior to joining Gilead, Dr. Yang was Director of Analytical Chemistry at Syntex. She received her bachelor’s degree in Chemistry from National Taiwan University and her Ph.D. in Organic Chemistry from the University of Southern California.