Only Neil MacGregor could do it — take us in a single thread from a blackened copper coin, about the size of a 10p piece, dating from Rome in about 200 AD, to a packed music hall in London during the first world war. In his new 30-part series for Radio 4, Living with the Gods, the former director of the British Museum looks at the ways in which societies come together through shared rituals and beliefs and how these rituals are developed and used to make sense of our place in a universe beyond human comprehension.