Unbelievable?Conversations matter. Yet, recently, good conversations about faith have been increasingly squeezed out of the public sphere. Seeking to reopen the debate, Justin Brierley began to invite atheists and sceptics on to Premier Christian Radio to air arguments for and against the Christian faith. But how has ten years of discussion with atheists affected the presenter's faith? Reflecting on conversations with Richard Dawkins, Derren Brown and many more,