William F. Doyle

Executive Chairman

Mr. Doyle has served as our Executive Chairman since 2016, as Chairman of the Board since 2009 and as a member of our Board of Directors since 2004. Mr. Doyle has been the managing director of WFD Ventures LLC, a private venture capital firm he co-founded, since 2002. Prior to 2002, Mr. Doyle was a member of Johnson & Johnson’s Medical Devices and Diagnostics Group Operating Committee and was Vice President, Licensing and Acquisitions. While at Johnson & Johnson, Mr. Doyle was also chairman of the Medical Devices Research and Development Council, and Worldwide president of Biosense-Webster, Inc. and a member of the board of directors of Cordis Corporation and Johnson & Johnson Development Corporation, Johnson & Johnson’s venture capital subsidiary. Earlier in his career, Mr. Doyle was a management consultant in the healthcare group of McKinsey & Company. Mr. Doyle is also a member of the Governing Board of the Pershing Square Sohn Cancer Research Alliance. From 2014 to 2016 he was a member of the investment team at Pershing Square Capital Management L.P., a private investment firm.

Education: S.B. in materials science and engineering, Massachusetts Institute of Technology; M.B.A., Harvard Business School.

Other Public Company Directorships: Director of Elanco Animal Health, Inc. since 2020 and director of Minerva Neurosciences, Inc. since 2017. Formerly a director of OptiNose, Inc. from 2004 to 2020 and Zoetis, Inc. from 2015 to 2016.