Sun-haters and Caffeine Crazies: powerbrokers in a small world?
A book by Hillary Clinton’s chief strategist claims to identify small groups who can change the political world. The data he used was American, but even politicians over here are desperate for his research

Until this month, not many people knew that Viagra use was rising faster among men under 45 than among those over 45. Or that women in America buy more cars than men. Or that alcohol consumption has fallen faster over the past 40 years in France than anywhere else in the world.

Nor was it widely known that a million British couples live under separate roofs even though they claim to be in long-term monogamous relationships, or that fully 1 per cent of Californians aged 16 to 22 want to be snipers — trained killers in uniform — when they grow up.