Dr. Sanjeev Kumar is an assistant professor in the Department of Mechanical Engineering, National Institute of Technology Raipur, India. Prior to this position, he was a research associate at the Christian Doppler Laboratory for Interfaces and Precipitation Engineering (CDL-IPE), Vienna University of Technology, Austria, for almost four years while working as a postdoctoral researcher on the FWF(Austrian Science Fund ) project at the Institute of Materials Science, Joining and Forming (IMAT), Graz University of Technology, Austria. He obtained a BTech in Mechanical Engineering from Uttar Pradesh Technical University (UPTU), Lucknow, India, and an MTech and Ph.D. in Metallurgy from the Indian Institute of Technology Roorkee, India. His primary research interests are welding, thermomechanical processing, material design, physical metallurgy, and Industry 5.0. Dr. Kumar has published two books and more than forty-five research papers in reputed international journals and conferences.