Prof. Gurminder Singh is currently working as an assistant professor at the mechanical engineering department, Indian Institute of Technology Bombay, India. He worked as a postdoc researcher in the school of mechanical and materials engineering at University College Dublin (UCD), Dublin, Ireland. Before joining UCD, Dr Singh was a Postdoc fellow at SIMAP Lab, University of Grenoble Alpes, France, where his research focused on the experimental and simulation studies of the extrusion 3D printing of metals. Dr Singh was Gandhian young Technological Innovation Award for the development of a 3D printing method for the fabrication of patient-specific stents in 2020. He has published over 26 articles in peer-reviewed international journals, conference proceedings and books. He has published in leading journals such as Additive Manufacturing, Materials Science and Engineering: A, Journal of Manufacturing Processes, Rapid Prototyping, etc. Dr. Ranvijay Kumar is an Associate Professor at the Marwadi University Research Center, Marwadi University, India. He received his Ph.D. in Mechanical Engineering from Punjabi University, Patiala. His expertise includes additive manufacturing, shape memory polymers, innovative materials, friction-based welding techniques, advanced materials processing, polymer matrix composites, reinforced polymer composites for 3D printing, 4D printing, plastic solid waste management, thermosetting recycling, and destructive testing of materials.Dr. Kumar has published several articles and authored books and book chapters. He has also presented research at national and international conferences. He has been listed among the top 2% of world scientists by Stanford University in 2022, 2023, and 2024.Sunpreet Singh is researcher in NUS Nanoscience & Nanotechnology Initiative (NUSNNI). He has received Ph.D in Mechanical Engineering from Guru Nanak Dev Engineering College, Ludhiana, India. He has contributed extensively in additive manufacturing literature with publications appearing in Journal of Manufacturing Processes, Composite Part: B, Rapid Prototyping Journal, Journal of Mechanical Science and Technology, Measurement, International Journal of Advance Manufacturing Technology, and Journal of Cleaner Production. He has authored more than 150+ research papers and book chapters. He is also editor of 3 books- "Current Trends in Bio-manufacturing", “3D Printing in Biomedical Engineering”, and "Biomaterials in Orthopaedics and Bone Regeneration - Design and Synthesis". He is also guest editor of several journals- special issue of “Functional Materials and Advanced Manufacturing”, Facta Universitatis, series: Mechanical Engineering (Scopus Indexed), Materials Science Forum (Scopus Indexed), and special issue on “Metrology in Materials and Advanced Manufacturing”, Measurement and Control (SCI indexed), Materials, Sustainability (MDPI). Chaudhery Mustansar Hussain, PhD, is an adjunct professor and director of laboratories in the Department of Chemistry & Environmental Sciences at the New Jersey Institute of Technology (NJIT), Newark, New Jersey, United States. His research is focused on the applications of nanotechnology and advanced materials, environmental management, analytical chemistry, and other various industries. Dr. Hussain is the author of numerous papers in peer-reviewed journals as well as a prolific author and editor of around 200 books, including scientific monographs and handbooks in his research areas. He has published with several reputable publishers including Elsevier.

• 1. 3D to 4D printing: Perspective and development2. Direct 4D printing of composite materials3. Meta-structures 4D printing of thermoplastic composites for smart microscale bioengineering4. Multi-materials/hybrid composite 4D printing5. Mathematical/simulation studies of composite 4D printing6. 4D-printable polymeric smart materials for tissue engineering7. 4D printing of composites: Challenges, opportunities, and paths to commercialization8. 4D printing of composites—Avenues for the future9. Social and economic aspects of 4D printing