Blink and you'll miss the point

Blink: The Power of Thinking Without Thinking, by Malcolm Gladwell, Penguin, €22.

“You've got a clear choice,” said John Kerry at one of his final campaign rallies last October. “A president who always acts on blind instinct like George Bush, or a president like me, who looks long and hard at the evidence before making a decision. It's up to you.”

If the premise of Malcolm Gladwell's new book is to be believed, ...