Jyotsna Kumar Mandal, M.Sc.(Ph.), JU, M.Tech.(CS), CU, Ph.D.(Eng.), JU, Professor CSE, former dean of FETM, KU for two consecutive terms. He has teaching and research experience spanning 30 years and has completed four AICTE projects and one state govt. project. He is a life member of the CSI, CRSI, a member of the ACM, and fellow of IETE. He was also honorary vice chairman and chairman of the CSI. He has delivered over 100 lectures and organized more than 30 national and international conferences. He is an editorial board member and corresponding editor of the Proceedings of Science Direct, IEEE and other conferences as well as guest editor of the MST Journal. He has published more than 400 research articles and six books. Twenty-three scholars were awarded under his supervision. Kallol Bhattacharya is a Professor at the Department of Applied Optics & Photonics, University of Calcutta. He completed his B.Sc., M.Sc. and Ph.D. from the Department of Applied Physics, Universityof Calcutta in 1985, 1988, 1996 respectively, and has worked as a lecturer at Jadavpur University and Scientist D at Saha Institute of Nuclear Physics. His research interests include optical metrology, polarization interferometry, birefringence measurements, nonlinear optics and optical coherence tomography, and he has published numerous papers in these areas. He has received a Monbusho fellowship from the Japanese government and a research award from Mitutoyo Association of Science and Technology, Japan. Ivy Majumdar is an Associate Professor at the Department of Electronics and Communication Engineering, B.P. Poddar Institute of Management and Technology. She has completed her B.Sc., B.Tech. and M.Tech. in Physics from the University of Calcutta and Ph.D. from Jadavpur University in Engineering. Her research interests include signal and image processing. She has published around 10 journal and conference papers and 2 book chapters. She has also implemented a solar panel in theslum areas of Sundarban, Domjur, and Sodepur. Surajit Mandal is an Associate Professor at B.P. Poddar Institute of Management & Technology, Kolkata, India. He completed his B.Sc. in Physics from Krishna College, Murshidabad, and his M.Tech. in Optics & Optoelectronics and Ph.D. in Applied Optics and Photonics from the University of Calcutta. His research interests include optical and electronic signal and image processing, image evaluation, signal analysis and conditioning, cryptography and steganography, and he has published numerous papers in these areas in national and international conferences and journals. He is also a reviewer of several international journals, like Optics Express, Optics Letters, Applied Optics, JOSA, Optik, African Journal of Physics and Journal of Engineering and Technology Research. He has also received the 2017 ‘Teacher of the year’ award from Maulana Abul Kalam Azad University of Technology, West Bengal.