Chao Chen received the B.E. and M.S. degrees in electrical engineering from Tsinghua University in 2006 and 2009, respectively. In 2009, he joined the Wireless Systems Innovation Laboratory (WSIL) and the Laboratory for Image & Video Engineering (LIVE) at The University of Texas at Austin, where he earned his Ph.D. degree in 2013. From 2013 to 2014, he was working in Qualcomm Incorporated at San Diego as a senior engineer. He joined YouTube in 2015. His research interests include visual quality assessment, machine learning and optimization.