Chih-Chieh Wen was born in Miaoli, Taiwan, in 1976. He received his Ph.D. degree from National Tsing Hua University in 2009. His doctoral research focused on the MEMS bio/force sensors. From May to December 2008, he was with Prof. Liwei Lin at UC Berkeley as a visiting student. In 2009, he worked as a principal engineer at Taiwan Semiconductor Manufacturing Company, Ltd, Taiwan. His research interests include MEMS with emphasis on micro fabrication/packaging technologies, bio-sensors, and property analysis of thin films.