Does mankind have an innate capactiy for violence?

Susan talks to John Andrews about his new book 'The World in Conflict' and unravels why why global conflict is ever-present in our lives.

Susan talks to John Andrews, the former foreign correspondent with the Economist on his new book The World in Conflict: Understanding the Worlds Troublespots.

This evening's music come from musician and composer Jonathan Kirksey and the supremely talented Max Richter.