We live in a Secular Age. Here in Canada, as in other liberal democracies, religion no longer plays a central role in public life. How then are we to think, in a principled way, about a host of issues riddling society today? From creationism to burqas, IDEAS host Paul Kennedy and philosophers Michael Blake, Simone Chambers, Mohammad Fadel and Arthur Ripstein, tackle religion and the putatively secular state, from a philosophic perspective.