The BBC newsreader takes over the venerable quiz show next week. He discusses fighting for viewers, dealing with online abuse – and making his parents proud
When the 2011 riots broke out, they were widely dismissed as plain criminality. A new work by artist Baff Akoto tells a different story – and shows how the civil unrest implicates us all
From silencing opponents to spying on citizens, the world’s authoritarians are refining a strategy for perpetual rule, says Guardian columnist George Monbiot