In a world increasingly focused on efficiency and productivity, this publication explores the often-overlooked role of happiness and well-being in driving sustainable success. This book brings together leading research and practical insights, offering a framework for integrating happiness into business strategy, leadership, and social marketing. From "happy leadership" concepts to assessing well-being through artificial intelligence, the chapters illuminate how fostering a positive, engaged workplace enhances productivity, loyalty, and organizational resilience. Whether you are a leader, entrepreneur, or academic, this comprehensive guide provides actionable strategies to create happier teams, engage communities, and ultimately achieve lasting success in today's complex, global environment.