Motoichi Ohtsu is Professor Emeritus Dr of Engineering and Director-in-chief, in the School of Engineering, Department of Electrical Eng. & Information Sysstems at the University of Tokyo, Kanagawa, Japan. His area of research is Dressed Photon Technology, including the principles of dressed photons: light-matter interaction in nanometric space, photon-electron-phonon interactions interaction in nanometric space, photonelectron-phonon interactions, applications of dressed photon devices: novel functional nano-scale optical devices, nanofabrication including smoothing material surfaces, energy conversion including silicon light emitting diodes and lasers, and information processing including non-Von Neumann computing.