William Lis has served as a member of Eidos’ board of directors since December 2019. He has more than 25 years of biopharmaceutical experience, serving as chief executive officer and a director of Portola Pharmaceuticals, after serving as chief operating officer and chief business officer. Under his leadership, Portola grew from a discovery stage company to a fully integrated R&D and commercial organization. Prior to Portola, Mr. Lis held executive and management positions at Scios (a Johnson & Johnson company). He also held various positions at Millennium Pharmaceuticals. Earlier in his career, he was involved in the U.S. commercial launch of several products with multiple pharmaceutical companies. Mr. Lis currently serves as a director for Zai Lab Limited and served as a member of the Biotechnology Innovation Organization (BIO) Board of Directors for the emerging companies section. Mr. Lis holds a B.S. from the University of Maryland.