Gary S. Guthart, Ph.D. joined Intuitive Surgical in April 1996. Dr. Guthart has been the Chief Executive Officer since January 2010. In July 2007, he was promoted to President. Prior to that, Dr. Guthart assumed the role of Chief Operating Officer in February 2006. Prior to joining Intuitive Surgical, Dr. Guthart was part of the core team developing foundation technology for computer enhanced-surgery at SRI International (formerly Stanford Research Institute). Dr. Guthart served as a member of the Board of Directors of Affymetrix, Inc. from May 2009 until its acquisition by Thermo Fisher Scientific Inc. in March 2016. He received a B.S. in Engineering from the University of California, Berkeley and an M.S. and a Ph.D. in Engineering Science from the California Institute of Technology.