ThreeWeeks' co-editor Chris Cooke always saw free speech as a fundamental right, but then started arguing that Robin Thicke's Blurred Lines should be banned. So what is free speech exactly? And is it ever right to censor? In this free speech, Chris will explore what the law actually says about freedom of expression and consider the tricky balancing act between free speech and causing offence. And then explain why Robin Thicke's Blurred Lines should have indeed been banned.