Joseph Norman draws on the fierce and visceral visual languages of German expressionism and late Picasso, while struggling with the sheer scale of his subject. "Some people liken this to Picasso's 'Guernica,'" he says. "But that was a single event [the Fascist bombing of a town during the Spanish Civil War]. This is the forced relocation of 14 million people over a period of 400 years. You can't address this subject with something small. You need a symphony."

> READ MORE