Sandra J. Horning, M.D. Independent Age: 77 Director since: 2020 Board Committees Nominating and Corporate Governance Science (Chair) Other Public Company Board Service: Moderna, Inc. Olema Pharmaceuticals, Inc. Revolution Medicines, Inc. CAREER HIGHLIGHTS Genentech/Roche Group , a pharmaceutical and biotechnology company Chief Medical Officer and Global Head of Product Development; helped bring 15 new medicines to patients in disease areas including cancer, multiple sclerosis, influenza and blindness (2009-2019) Stanford University School of Medicine Professor of Medicine, Emerita, following 25 years as a practicing oncologist, investigator and tenured professor OTHER PROFESSIONAL HIGHLIGHTS AND ITEMS OF NOTE President of the American Society of Clinical Oncology (2005-2006) Recognized as Healthcare Businesswomen s Association Woman of the Year (2020) Recipient of the Duane Roth Memorial Award, an honor dedicated to leaders in healthcare, whose work has overcome numerous scientific obstacles to create new paradigms in research and treatment (2017) Former director of EQRx, Inc. (2021 to 2023) RELEVANT SKILLS AND EXPERIENCE Significant leadership experience in the pharmaceutical and healthcare industry , including expertise in drug development in multiple therapeutic areas Physician with experience treating patients as a practicing oncologist