Why are Pentecostals taking over the world? In conversation with Elle Hardy

Pentecostalism is the fastest growing religious movement in history, with nearly 600 million Pentecostals worldwide. How did the movement originate? What does it involve? And how will it change Christianity, society and politics in the 21st century? Nick Spencer talks to journalist and author Elle Hardy about her book Beyond Belief: How Pentecostal Christianity Is Taking Over the World