Gun-Sik Park, esteemed as Professor Emeritus in Physics and Astronomy at Seoul National University, Korea, directs the Center for THz-Driven Biological Systems at the university. With a career exceeding two decades on the IEEE Electron Devices Society's technical committee on Vacuum Electronics, his leadership was highlighted as chair of the International Society of Infrared, Millimeter, and Terahertz Waves from 2015 to 2018. His pioneering work in vacuum electronics earned him the prestigious John R. Pierce Award from the IEEE Electron Device Society in 2021. Masahiko Tani is a professor at the Research Center for Development of Far-Infrared Region, University of Fukui, Japan, president of the Terahertz Technology Forum, Japan, and an executive board member of the Spectroscopical Society of Japan. His fields of interest are ultrafast nonlinear optics, terahertz spectroscopy and sensing, and biological and industrial terahertz wave applications. Jae-Sung Rieh is a professor at School of Electrical Engineering, Korea University, Korea. His major research interest lies in the mm-wave and terahertz devices and circuits. Dr. Rieh was a recipient of IBM Faculty Award (2004) and a co-recipient of IEEE EDS George E. Smith Awards (2002 and 2006) and IEEE Microwave and Wireless Component Letters Tatsuo Itoh Best Paper Award (2013). He is a fellow of IEEE. Sang Yoon Park is a professor at the School of Electronic Engineering, Kyonggi University, Korea. He has been a director of the Center for Applied Electromagnetic Research at the Advanced Institute of Convergence Technology, Seoul National University. His research interests are in the synthesis of nano-bio hybrid materials, electromagnetic metamaterials, and electronic devices, including terahertz waves.