To the surprise of many readers, Jürgen Habermas has recently made religion a major theme of his work. Emphasizing both religion's prominence in the contemporary public sphere and its potential contributions to critical thought, Habermas's engagement with religion has been controversial and exciting, putting much of his own work in fresh perspective and engaging key themes in philosophy, politics and social theory. Habermas argues that the once widely accepted hypothesis of progressive secularization fails to account for the multiple trajectories of modernization in the contemporary world. He calls attention to the contemporary significance of "postmetaphysical" thought and "postsecular" consciousness - even in Western societies that have embraced a rationalistic understanding of public reason. Habermas and Religion presents a series of