This books attempts to provide a comprehensive survey of various aspects of "Emotional Intelligence" in terms of its measurement, relationship, applicability and effects among individuals, businesses and community. The book will address the issue related to emotional intelligence past and present trends and its impact on future perception related to business management, education, stress management and psychological constructs. There are many potentials that could be realized at the business and socio-economic development front and this book will try to demonstrate and present the lessons learned to set supporting guidelines for future implementations combining theoretical foundations with real practical cases. A unique feature of this book is that it is interdisciplinary. It does not limit itself to performance indicators from business management perspective but also includes a social perspective. What unifies various researchers is their interest in developing a better understanding of emotional intelligence and its dimensions.