Alexander Denner joined our board of directors in October 2020. Dr. Denner is a founding partner and the chief investment officer of Sarissa Capital Management LP, or Sarissa, a registered investment advisor, where he has been since 2011. Prior to joining Sarissa, Dr. Denner served as a senior managing director at Icahn Capital LP, an investment advisory firm, from 2006 to 2011. Prior to that, he served as a portfolio manager at Viking Global Investors, a private investment fund, and Morgan Stanley Investment Management, a global asset management firm. Dr. Denner serves on the board of directors of Attralus, Inc., a privately held company. In the last five years, Dr. Denner has served as chair of the board of directors of The Medicines Company and Sarissa Capital Acquisition Corp., as well as a member of the board of directors of Biogen Inc. Dr. Denner earned his B.S. in mechanical engineering from Massachusetts Institute of Technology, an M.S. and M.Phil. in mechanical engineering from Yale University and an interdisciplinary Ph.D. from Yale University.