In this debut volume of a revolutionary series, expect to gain clarity on the basis of what Chassidus Chabad is about. This 450-page volume offers an in-depth perspective on the origins and theme of Chassidus and the specific contribution of Chassidus Chabad. Core ideas such as Achdus Hashem, avodas Hashem, Dirah BeTachtonim, hafatzas hamaayanos, and the Rebbe and chassid relationship are all thoroughly treated. With detailed explanation and organized presentation, this restructured encyclopedia is sure to offer fresh insight and illuminating understanding into the message and mission of Chassidus Chabad.