Dr. Vijay Prakash Gupta, Associate Professor and Ph.D. Coordinator at GLA University, Mathura, has over 18 years of academic and administrative experience. He holds a Ph.D. in Management, an MBA, an M.A. in Economics, and has qualified the UGC NET. He also holds certifications from premier institutions such as IITs and IIMs.He has been recognized by the Higher Education Department, Govt. of U.P., India for his contributions to NEP-2020. He also received the PERFICIO Award 2020 for Research and Innovation from Campbell University, USA. Dr. Gupta has successfully completed a government-funded project granted by ICSSR, Government of India.He is the author and editor of 13 books published by reputed publishers such as Springer, Wiley, Bentham Science, Emerald, IGI Global, and CRC Press, among others. He has published around 30 research papers in reputed journals indexed in ABDC, Scopus, Web of Science, and UGC CARE. His achievements also include four patents, and he frequently contributes to academic discourse.A. K. Haghi, PhD, is a retired professor who is currently a research associate at the University of Coimbra, Portugal. Professor Haghi holds a BSc in urban and environmental engineering from the University of North Carolina (USA) and holds two MSc degrees, one in mechanical engineering from North Carolina State University (USA) and another one in applied mechanics, acoustics, and materials from the Université de Technologie de Compiègne (France). He was awarded a PhD in engineering sciences at Université de Franche-Comté (France).Dr Haghi has written, co-written, edited, or co-edited more than 1000 publications, including books, book chapters, and papers in refereed journals with over 4200 citations and an h-index of 34, according to Google Scholar database. He has supervised several PhD and MSc theses at the University of Guilan (UG) and co-supervised international doctoral candidates.Dr. Anuradha Yadav is an accomplished Associate Professor in Marketing at DPG Degree College, Gurugram (NAAC Accredited), with over 10 years of academic and research experience. She holds a Ph.D. in Marketing and has a certificate in Artificial Intelligence from IIT Delhi via NPTEL, enhancing her interdisciplinary understanding of emerging technologies and their applications in marketing.She has authored a book and several book chapters on sustainability and marketing in SCOPUS-indexed publications. With over 20 research papers—many published in top-tier SCOPUS and ABDC journals—her work focuses on AI in social marketing, digital twinning in education, and sustainable consumer behavior. As a committed research mentor, she is currently guiding scholars in the areas of sustainability and responsible marketing.Dr. Yadav actively contributes to the academic community as a reviewer for several SCOPUS and ABDC-ranked journals and serves on the editorial board of the Edwin Group of Journals. Among her accolades, she was honored with the Most Innovative Research Paper Award at an international conference held in Thailand in 2024. She also holds several national and international patents, reflecting her contributions to innovation in marketing and sustainability. Known for combining academic rigor with real-world relevance, she continues to inspire and influence through impactful teaching and groundbreaking research.

• Chapter 1: Components and Requirements for Digital Infrastructure of Smart Cities.- Chapter 2: Green Internet of Things (G-IoT) for Sustainable Cities.- Chapter 3: The Future of AI with Smart Cities.- Chapter 4: 5G Networks and Smart Cities.- Chapter 5: Case Studies on Sustainable and Smart Cities.