Changming Liu is one of our co founders and has served as our Chief Technology Officer since January 2007 and as a member of our Board since March 2006. He previously served as our Chief Executive Officer from March 2006 to February 2007. Prior to joining Aerohive, Mr. Liu was a Distinguished Engineer at Juniper Networks, which he joined following its acquisition of NetScreen Technologies in April 2004. Previously, Mr. Liu held other key positions with Nortel Networks and Vistar Telecommunications. Mr. Liu is the author of more than ten networking patents. Mr. Liu holds a B.Sc. in Computer Science from Tsinghua University in Beijing and an M.S. in Computer and Electrical Engineering from Queen's University, Ontario Canada.