Tribalization is a global megatrend in today’s world. The election of Donald Trump, the Brexit vote, populist movements like Catalan separatism – together with democratic backsliding in Central and Eastern Europe – are all examples of tribalization. Fuelled by anti-globalism and identity politics, tribalization is drawing up the drawbridge to the world. It is putting cultural differences before dialogue, collaboration and universal liberal values.<br /> <br /> But tribalism is a...