David Z. Ting received the B.S. degree (Hons.) in physics from the California Institute of Technology, Pasadena, and the M.S. and Ph.D. degrees in physics from the University of Illinois at Urbana-Champaign. He was a Senior Research Fellow in the Department of Applied Physics, Caltech, before joining the National Tsing Hua University, Hsinchu, Taiwan, as an Associate Professor of Physics. He is a Senior Research Scientist, Principal Member of Engineering Staff, and Deputy Director of the Center for Infrared Photodetectors at the NASA Jet Propulsion Laboratory, Caltech, Pasadena. His research activities include the studies of electronic and optical properties of semiconductors, quantum transport in tunnel devices and nanostructures, spintronics, and infrared photodetectors. Results of his work have been reported in over 240 research publications and in over 150 conference presentations and technical seminars. He holds 17 patents. He received the NASA Exceptional Technology Achievement Medal in 2014 for contribution and leadership in the invention and implementation of advanced infrared detector technology for space and terrestrial applications. Dr. Ting is a senior member of the IEEE, and a Fellow of the SPIE.