Sisir Kumar Garai was born in 1971 in West Bengal, India. He received the MSc degree in Physics in 1994 and the MTech degree in Microwaves in 1998, and was awarded with the PhD degree in Science (Physics) on 6th February, 2012 from the University of Burdwan, West Bengal, India. His field of research includes optoelectronics, optical computation and communication, etc., and he has contributed with more than 50 papers in different international journals in his area of research. He has received the best paper presentation award at the 16th West Bengal State Science and Technology Congress (2009). His name is included in Marquis Who’s Who (2010 and 2011), and in the International Biography Centre (IBC, Cambridge) (2011). Currently, he is an Associate Professor at the Department of Physics of the M.U.C. Women’s College, Burdwan, West Bengal, India.