Honggang Sheng received the B.S. degree from Xi'an Jiaotong University, Xi'an, China, in 1998, the M.S. degree from South China University of Technology, Guangzhou, China, in 2003, and the Ph.D. degree from Virginia Polytechnic Institute and State University (Virginia Tech), Blacksburg, VA, in 2009, all in electrical engineering. He was a Research Assistant with the Center for Power Electronics Systems (CPES) at Virginia Tech during his Ph.D. study. From 2009 to 2011, he was a Senior Application Engineer with Monolithic Power Systems, San Jose, CA. In 2011, he joined Google, Mountain View, CA, as a Power Engineer for the Data Center. His research interests include topologies, control and modeling, resonant converters and power devices.