This book features high-quality research papers presented at the International Conference on Computational Intelligence and Smart Technologies in Electrical Engineering (CISTEE 2023). The book offers cutting-edge solutions and applications used for predictive modeling and sustainable development of power and energy systems with the application of computational intelligence and smart technologies. It discusses the use of different practical developments and brings together the experiences of leading experts in power and energy areas and the sustainability of various solutions concerning the technical, social, and economic aspects. This book presents the perfect balance between depth and breadth of knowledge, which makes it ideal for students and researchers.