??Dr. Ram Krishna Upadhyay is currently working as an assistant professor at the Gati Shakti Vishwavidyalaya, Vadodara, a Central University, established by the Ministry of Railway, Government of India. He has received his Ph.D. and M.Tech. from the Indian Institute of Technology (ISM) Dhanbad in Mechanical Engineering with a broad specialization in Surface Engineering and Tribology. Before joining Gati Shakti Vishwavidyalaya, Dr. Ram worked as Postdoctoral Fellow at the Indian Institute of Technology Kanpur. His research interests include lubrication and materials wear for industrial application, tribology of additive manufactured parts, and nanocomposites. He is a recipient of the SERB-ACS NPDF best poster competition award by the Science and Engineering Research Board, New Delhi, and the American Chemical Society, U.S.A. He published several journal papers, book chapters, edited a book, and completed a project funded by the Science and Engineering Research Board, New Delhi. Dr. Sunil Kumar Sharma is an assistant professor at the Gati Shakti Vishwavidyalaya, Vadodara, a Central University, established by the Ministry of Railway, Government of India. He has received his Ph.D. from the Indian Institute of Technology, Roorkee. He worked at the Non-destructive Evaluation and Structural Health Monitoring Laboratory at C. N. University, South Korea. His research interests are vehicle dynamics, contact mechanics, mechatronics, and real-time software-enabled control systems for high-speed rail vehicles. He published several research articles in national and international journals, contributed book chapters, and edited a book. Dr. Sharma is also featured among the top 2% of scientists in a global list compiled by Stanford University, USA. Dr. Vikram Kumar is currently at IIT Kanpur. He received his Ph.D. in Mechanical Engineering from the Indian Institute of Technology Kanpur, India, in 2018. His areas of research include polymer and composite coating; wear, friction, and lubrication; IC engine tribology; alternative fuels; advanced low-temperature combustion; engine emissions measurement; particulate characterization. Dr. Kumar has edited 4 books and authored 10 book chapters and 19 research articles in international journals and conferences. He has been awarded with ‘ISEES Best Ph.D. Thesis Award’ (2018), ‘Senior Research Associateship under ‘CSIR-POOL Scientist’ (2018-2021). He is a lifetime member of ISEES.