This volume of the series "Key Concepts in Interreligious Discourses" investigates the roots of the concept of "soul" in Judaism, Christianity and Islam. The human soul fascinates not only believers in the three monotheistic faiths. Believing in an immortal entitiy, surpassing body, materia and their temporality and thus seeming to be closer to the creator that the mere body was and remains to be a vividly discussed theme in theological and practical debates. Even our secular, postreligious environment is unable to disengage from the key concept of the soul. Numerous proverbs, undefined...