Dr. A. Alphones received his BTech from Madras Institute of Technology in 1982, MTech from Indian Institute of Technology Kharagpur in 1984 and Ph.D. degree in Optically Controlled Millimeter wave Circuits from Kyoto Institute of Technology (Japan) in 1992. He served as Assistant professor from 1992-1997 at Pondicherry Engineering College, India. He was a JSPS visiting fellow from 1996-97 at Japan. During 1997-2001, he was with Centre for Wireless Communications, National University of Singapore as Senior Member of Technical Staff, involved in the research on optically controlled passive/active devices. Currently he is Associate Professor at School of Electrical and Electronic Engineering, Nanyang Technological University. He has 25 years of research experience. He is a Senior Member of IEEE. He is in the editorial review board of IEEE Microwave Theory and Techniques and Microwave and Wireless Components Letters. He has published and presented over 160 technical papers in reputed International Journals/ Conferences. His research work has been cited in the book “Millimeter Wave and Optical Integrated Guides and Circuits”, Wiley Interscience publication. His biography has been included in the 15th edition of Marquis Who’s Who in the World. He received IEEE AES/Comm Chapter award 1986 in the area of communications. He has delivered tutorials and invited talks in international conferences and short courses to industrial participants. He had written a chapter on "Microwave Measurements and Instrumentation" in Wiley Encyclopedia of Electrical and Electronic Engineering 2002.