Ever since Xi Jinping came to power in 2013, there has been a rush among scholars and policymakers to understand him. This is no surprise. The man in command of the world’s second-largest economy with one of the largest armies and populations will inevitably be the focus of global attention. Mr Xi sustains this interest by cultivating a mysterious persona, constantly surprising the world with his policies, a pattern that sets him apart from the last two generations of leaders.