Samir Kaul has served as a member of Guardant Health’s board of directors since April 2014. Mr. Kaul has been a General Partner at Khosla Ventures, a venture capital firm focusing on technology investing, since February 2006 and currently serves on the boards of directors of several private companies. He also served as a member of the board of directors of Gevo, Inc. from March 2013 to May 2014 and Amyris, Inc. from May 2006 to May 2012. Previously, Mr. Kaul was a member of Flagship Pioneering Inc., a venture capital firm, from June 2002 to May 2006. Prior to that, Mr. Kaul worked at the Institute for Genomic Research. Mr. Kaul holds a B.S. degree in biology from the University of Michigan, an M.S. degree in biochemistry from the University of Maryland and an M.B.A. degree from Harvard Business School.