We live in an age where Christian belief has been marginalised and faith relegated to the 'back burner' of life - if it is considered at all. Accompanying this is the rise of 'celebrity' atheists who are feted for their clever anti-religious analysis. In a wide ranging conversation, journalist and author of 'God is Good for You', Greg Sheridan, and Open House host, Stephen O'Doherty, discuss Christianity in the 'post-truth' age, politics and faith and the contribution Christianity has made to the fundamental institutions of western society.