The governmental experience of Islamic-oriented parties in Tunisia and Egypt drew attention to the trajectory of political Islam by the time of the Arab Spring. The main objective of the book under review is to examine the neglected aspect of the politicization of Islam in the light of the Arab Spring. In her preface to the book, the author, Jocelyne Cesari, explains that the book aims to analyze the political mechanisms which fueled the conversion of Islam into a modern religion.