Chairman of the Board of Directors Age: 68 Independent Director since 2011 Professional Experience Partner, Mohr Davidow Ventures (2005 - 2011) Founder & CEO, Axion (1987 - 1995) (acquired by Bristol-Myers Squibb, NYSE: BMS) Partner, Sevin Rosen Management Company (1985 - 1987) Director (Corporate Development), Cetus Corporation (1981 - 1985) Key Skills & Qualifications Relevant Industry Knowledge: Mr. Goldberg has a track record of leadership in healthcare, as the former CEO of Axion and a founding and a former Board member of the California Institute for Regenerative Medicine. Mr. Goldberg is also a former director of Cetus Corporation, which developed the foundational PCR technology for precision medicine. Public Company Board or Governance Experience: As a director at multiple public companies, Mr. Goldberg has extensive experience working with management teams and Board members on business matters and governance policies. Business and Operations Leadership Experience: Mr. Goldberg s experience as founder and CEO of Axion, as well as Executive Chair at DNAnexus and Senior Executive and Venture Capital Investor with numerous companies in the Life Sciences industry, helps the Board develop and oversee our operations and business strategy. Other Boards Executive Chairman & Director, DNAnexus (2013 - Present) Chairman, YorLabs (2018 - Present) Chairman, iRhythm Technologies (Nasdaq: IRTC) (2007 - 2010) Chairman, Crescendo Biosciences (2007 - 2010) (acquired by Myriad Genetics, Nasdaq: MYGN) Director, eHealth (Nasdaq: EHTH) (1999 - 2021) Director, Genomic Health (acquired by Exact Sciences, Nasdaq: EXAS) (2001 - 2007) Previous Organizations Founding Board Member, California Institute for Regenerative Medicine Board Member, Western Association of Venture Capitalists Advisory Board Member, Harvard Center for Genetics and Genomics Advisory Board Member, Berkeley Center for Law and Technology Advisory Board Member, UCSF Center for Translational and Policy Research on Personalized Medicine Advisory Board Member, Stanford Distinguished Careers Institute Trustee, National Childhood Cancer Foundation Education M.B.A., Stanford Graduate School of Business B.A., Brandeis University