Religious Literacy has become a popular concept for navigating religious diversity in public life. Spanning classrooms to boardrooms, challenges commonly held understandings of religious literacy as an inclusive framework for engaging with religion in modern, multifaith democracies. As the first book to rethink religious literacy from the perspective of affect theory and secularism studies, this new approach calls for a constructive reconsideration focused on the often-overlooked feelings and practices that inform our questionably secular age. This study offers fresh insights into the changing dynamics of religion and secularism in the public sphere.