William D. Young
William D. Young has served as a director since October 2013 and has served as our lead independent director since April 2014. Prior to our spin-off from Innoviva in June 2014 and since April 2001, Mr. Young served as a director of Innoviva. Since December 2018 he has been a Senior Advisor of Blackstone Life Sciences, which acquired Clarus Ventures, a venture capital firm where Mr. Young served as Venture Partner since 2010. Mr. Young served from 1999 until 2009 as Chairman of the board of directors and Chief Executive Officer of Monogram Biosciences, Inc., a biotechnology company. From 1980 to 1999 Mr. Young was employed at Genentech, Inc., most recently as Chief Operating Officer, where he was responsible for all Product Development, Manufacturing and Commercial functions. Prior to joining Genentech, Mr. Young worked at Eli Lilly and Company for 14 years. Mr. Young has been Chairman of NanoString Technologies, a biotechnology company, since 2010, and of Annexon Biosciences, a biotechnology company and Clarus portfolio company, since March 2017. In addition, Mr. Young has been a member of the board of directors of Vertex Pharmaceuticals, a biopharmaceutical company, since May 2014 and is also a member of the board of directors of Praxis Precision Medicine and SJF Pharmaceuticals, both Clarus portfolio companies. He was a member of BioMarin, Inc.'s board until October 2015 and Biogen Idec Inc.'s board of directors until June 2014, having served as a director since 1997 and as Chairman of the Board since 2010. Mr. Young is also a Trustee of Montage Health, a nonprofit company. Mr. Young received his M.B.A. from Indiana University and his B.S. in Chemical Engineering from Purdue University, and an honorary Doctorate of Engineering from Purdue University. Mr. Young was elected to The National Academy of Engineering in 1993 for his contributions to biotechnology.