Political and economic earthquakes are often sudden and unforeseeable, despite the false pundits who pop up later to claim they predicted them all along – take the fall of the Berlin Wall, the 2008 global financial crisis, or the Arab Spring (and ensuing winter). Even at a personal level, change is largely unpredictable: how many of us can say our lives have gone according to the plans we had as 16-year-olds? Read more…