Mark D. McLaughlin has served as our Chairman of the Board of Directors since August 2019 and as a director of the Company since July 2015. Mr. McLaughlin has been the Vice Chairman of the Board of Palo Alto Networks, Inc., a network security company, since June 2018. He served as Chairman of the Board and Chief Executive Officer of Palo Alto Networks from August 2016 to May 2018. He served as Chairman of the Board, President and Chief Executive Officer of Palo Alto Networks from April 2012 to August 2016. He joined Palo Alto Networks as President and Chief Executive Officer, and as a director, in August 2011 and became Chairman of the Board in April 2012. Mr. McLaughlin served as President and Chief Executive Officer and as a director of VeriSign, Inc., a provider of Internet infrastructure services, from August 2009 to August 2011 and as President and Chief Operating Officer from January 2009 to August 2009. Mr. McLaughlin served in various other management and leadership roles at VeriSign from February 2000 through November 2007 and provided consulting services to VeriSign from November 2008 to January 2009. Prior to joining VeriSign, Mr. McLaughlin was Vice President, Sales and Business Development at Signio Inc., an internet payments company acquired by VeriSign in February 2000. President Barack Obama appointed Mr. McLaughlin to serve on the National Security Telecommunications Advisory Committee (NSTAC) in January 2011 and to the position of Chairman of the NSTAC in November 2014. Mr. McLaughlin served as a director of Opower, Inc. from October 2013 to June 2016. Mr. McLaughlin holds a B.S. degree from the U.S. Military Academy at West Point and a J.D. from Seattle University School of Law.