Muslim youth across the world beleaguered by the crackdown on terrorism, the woes of the economic recession, and the rise of the far right are either turning to a more conservative form of Islam or tapping into the rich inspiration of the “Black Atlantic.” In this groundbreaking investigation, Hisham Aidi chronicles Muslim youth movements that have emerged in cities around the world in the years since 9/11 and in the wake of the Arab Spring. His wide-ranging inquiry illuminates the unexpected connections between urban marginality, music, and political mobilization.