Victoria Richon, Ph.D. has served as the president and as a member of the board of directors since the founding of the company in November 2015 and has served as the chief executive officer since January 2017. Prior to becoming the chief executive officer, she served as the chief scientific officer from November 2015 to January 2017. Prior to joining, Dr. Richon served as vice president, global head of oncology research and translational medicine at Sanofi Oncology from November 2012 to October 2015. Dr. Richon served as the vice president of biological sciences at Epizyme, Inc. from October 2008 to November 2012. Dr. Richon served as the senior director and head of the Cancer Biology and Therapeutics Department at Merck & Co. from 2004 to 2008. Dr. Richon serves on the board of directors of Epizyme, Inc. and HotSpot Therapeutics, Inc. Dr. Richon received a B.A. in chemistry from the University of Vermont and a Ph.D. in biochemistry from the University of Nebraska Medical Center.