Robert Hershberg, PhD, MD, has served on our board of directors since February 2013. Dr. Hershberg is currently Chairman and Chief Executive Officer of Hillevax, Inc., a public biopharmaceutical company focused on developing and commercializing novel vaccines, a position he has held since 2020, and has been a Venture Partner at Frazier Healthcare Partners since March 2020. Formerly, from April 2017 to March 2020, Dr. Hershberg was the executive vice president and head of business development and global alliances at Celgene (acquired by Bristol-Myers Squibb in November 2019). He was employed in positions of ascending responsibility at Celgene since joining the company in 2014, including his role as Chief Scientific Officer from January 2016 to March 2020. Dr. Hershberg previously served in several roles at VentiRx Pharmaceuticals, Inc., a clinical stage biopharmaceutical company, which he co-founded in 2006, and was Chief Executive Officer of VentiRx from 2012 until the company s acquisition by Celgene in February 2017. Dr. Hershberg currently serves as chairman of the board of directors of Recursion Pharmaceuticals, Inc., a public company specializing in drug discovery, and on several private biotechnology boards of directors (Cajal Neuroscience, Vesto Therapeutics, Inc., and Beckley Psytech Ltd). He is also on the scientific advisory board of Danaher Corporation and the Institute of Protein Design at the University of Washington. Dr. Hershberg completed the Medical Scientist Training Program (MSTP) and holds a PhD in Biology from the University of California, San Diego s Affiliated PhD Program with the Salk Institute for Biological Studies and an MD and a BA from the University of California, Los Angeles. We believe Dr. Hershberg is qualified to serve on our board of directors based on his extensive technical expertise and executive leadership in the biotechnology industry.