How and why do we pray?

Anthropologists theorise that prayer coincided with the human capacity to think in the abstract. That means it's been around since the stone age — 150,000 years ago. Today the practice of prayer continues unabated for billions around the world. And one thing is for certain, prayer will be around for a lot longer than we will. On God Forbid, join James Carleton and the panel as they explore how, and why, we pray.