On December 7, 2019, the Board of Directors of Alphabet Inc. appointed Frances Arnold to serve as a member of the Board and the Nominating and Corporate Governance Committee of the Board, effective immediately. There are no arrangements or understandings between Ms. Arnold and any other persons pursuant to which Ms. Arnold was selected as a director of the Company. Ms. Arnold manages a research group at the California Institute of Technology and is the Linus Pauling Professor of Chemical Engineering, Bioengineering and Biochemistry at the California Institute of Technology and Director of the Donna and Benjamin M. Rosen Bioengineering Center. She joined the California Institute of Technology in 1986 and has served as a Visiting Associate, Assistant Professor, Professor, and Director. Ms. Arnold’s laboratory focuses on protein engineering by directed evolution, with applications in alternative energy, chemicals, and medicine.