Ralph Nader is eating a banana--organic, naturally--in a Cadillac in Cleveland, Ohio. Usually, his staff rents a mere midsize car for him when he travels, but when the folks at the rental counter heard it was Ralph Nader who'd be tooling around in their vehicle, they offered an upgrade. This is a rare indulgence, though, in this shoe-string campaign. Nader has no motorcade, no private jet. He travels with just one staff member, flies coach and looks more like a rumpled academic than a presidential candidate.
For years the consumer activist never dived into electoral politics. Now the man whose...