Theology is the systematic and rational study of concepts of God and of the nature of religious ideas, but can also mean the learned profession acquired by completing specialized training in religious studies, usually at a university, seminary, or school of divinity. This book is an overview of the many concepts of God or a supreme being and how this concept manifests itself in philosophy and the various world religions. This book is designed to be a state of the art, superb academic reference work and provide an overview of the topic and give the reader a structured knowledge to familiarize yourself with the topic at the most affordable price possible. The accuracy and knowledge is of an international viewpoint as the edited articles represent the inputs of many knowledgeable individuals and some of the most current knowledge on the topic, based on the date of publication.