The road to hell, it’s said, is paved with good intentions. We all start out with the most admirable of aims – or at least we like to think we do – but the correlation between outcome and intention seems to be minimal, at best.

From the terror of the French Revolution to the violence of nationalism, from the Victorian workhouse to the McCarthy witch hunts or electro-shock therapy, history is littered with such ultimately disastrous examples. Perhaps what they all share is an overconfidence in their own rightness, and righteousness, and an inability to take account of alternatives.

Across the world, we can see this happening once again, in the form of religious fundamentalism. In this issue of IAI News we challenge radical Islamist preacher Anjem Choudary to defend his belief in the violent and rigidly exclusive doctrine of Sharia law.