Book title ÒLegal Theory (Part One: Ibi Societas Ibi Ius)Ó consists of five chapters, namely: Chapter One: Unity Of Sciences; Chapter Two: Law and Science Frontlines; Chapter Three: A Holistic Approach to The Law; Chapter Four: Law and Postmodernism; Chapter Five: Humanity, Law And Technocracy. We are truly grateful for our almamater: University of Mulawarman, University of Brawijaya, University of Airlangga, University of Sumatera Utara, University of Gadjah Mada, University of Diponegoro, University of Hasanuddin, University of Tujuh Belas Agustus Sanarinda.