In this essential study, Ibrahim Gharaibeh meticulously documents the evolution of the Muslim Brotherhood in Jordan. The book traces their journey from a movement focused on religious preaching (Da'wa) and social reform to becoming a formidable political actor. Gharaibeh provides a deep analysis of their history, ideological transformations, and organizational structure, examining their complex relationship with the Jordanian state and their influence on the country's political landscape. This work is crucial for understanding the dynamics of one of the most enduring Islamist movements in the region and its adaptation to modern political realities.