Ajay Kumar is a Professor in the Department of Mechanical Engineering, at JECRC University, Jaipur, Rajasthan, India. His areas of research include artificial intelligence, materials, incremental sheet forming, additive manufacturing, advanced manufacturing, Industry 4.0, waste management, and optimization techniques. Parveen Kumar is an Assistant Professor in the Department of Mechanical Engineering, at Rawal Institute of Engineering and Technology, Faridabad, Haryana, India. His areas of research include advanced materials, die-less forming, additive manufacturing, CAD/CAM, and optimization techniques. Victor Gambhir is a President and Vice-Chancellor of JECRC University, Jaipur, Rajasthan, India. His areas of research include industrial engineering, manufacturing, and materials. Ramesh Chander Kuhad is a Distinguished Professor at Maharshi Dayanand University, Rohtak, Haryana; Sharda University, Greater Noida, Uttar Pradesh and the Director, at the DPGITM, Gurugram, Haryana. His areas of research include plant biomass biotechnology, biorefineries for sustainable production of biofuels, and other bio-based products.