Dr. Ying-Qing Xu is currently a lead researcher in the Internet Graphics Group, Microsoft Research Asia (MSRA, Beijing China) where he has worked since January 1999. Ying-Qing received his Sc. B from the Department of Mathematics of Jilin University (China), and his PhD from the Institute of Computing Technology of the Chinese Academy of Sciences in 1997. He has co-authored over 50 papers in computer graphics, and has had over 16 granted and more pending US patents. His research interests are in computer graphics, and include, in particular, digital facial cartoon generation, computer animation, user interface deign, sketching based rendering, and texture synthesis. He is the co-director of the Microsoft Digital Cartoon and Animation Laboratory of the Beijing Film Academy. He is a member of ACM, and a senior member of IEEE.