Prof. Ravindra Kumar Sinha received his Ph.D. in the area of Fiber Optics and Optical Communications Technology from the IIT, Delhi. He has held various academic and research positions at Indian Institute of Science (IISc), Bangalore, Birla Institute of Technology and Science (BITS) Pilani, REC (now NIT) Hamirpur, Delhi College of Engineering (DCE), University of Delhi/Delhi Technological University (DTU), Delhi. Currently, he is a Professor of Applied Physics at the Delhi Technological University (Formerly Delhi College of Engineering, University of Delhi), India. He has served as Director, CSIR-Central Scientific Instruments Organization (CSIO) Chandigarh from 2015 to 2020. He is the Chief Coordinator of the TIFAC-Centre of Relevance and Excellence (CORE) in Fiber Optics and Optical Communication since its inception in 2005. He is the author/co-author of over 350 research publications. He is a Fellow of The International Society of Optics and Photonics (SPIE), IETE (India), and Optical Society of India. Nishant Shankhwar obtained his Ph.D. in Applied Physics from the Delhi Technological University, India. His areas of research include computational electromagnetics, metamaterials and integrated optics, nanophotonic devices, lasers and quantum optics. He is a member of SPIE - The International Society for Optical Engineering and OSA - The Optical Society. He is currently working as a visiting lecturer of Applied Physics at the Delhi Technological University.