Dr. Yao is a Professor at Department of Power Mechanical Engineering, also an adjunct Professor at Institute of NanoEngineering and MicroSystems (NEMS), Department of Engineering and System Science, and Department of Physical Education, National Tsing Hua University, Taiwan. He was born at Taipei, Taiwan in 1969. He received his Ph.D. from Department of Mechanical and Aerospace Engineering, University of California at Los Angeles (UCLA) in 2001.