After 25 years of the 21st century, Britain is a changed country. The optimism of the millennium has evaporated, and while some of the cruelty and phobias of the early 2000s have faded, new divisions have taken their place. Cultural icons have died and been supplanted. New media have emerged. The New Statesman staff spent the final weeks of December debating the 25 Brits who have defined this century so far. There were many disagreements, and consequential figures on the shortlist who didn’t quite make the final cut – Richard Dawkins, Zadie Smith, Gabriele Finaldi, David Beckham. This is our...