Jianming Dai is currently a professor of optics in the School of Precision Instrument and Optoelectronics Engineering at Tianjin University. He was with The Institute of Optics at University of Rochester, The Center for Terahertz Research at Rensselaer Polytechnic Institute, Department of Electrical and Computer Engineering at Oklahoma State University，Department of Chemistry at State University of New York at Buffalo, Department of Chemistry at Temple University, and Department of Electronics Engineering at The Chinese University of Hong Kong.