Why Obama and Romney Know How You'll Vote Before You Do

Thanks to sophisticated data experiments, political campaigns can predict how voters will cast their ballot.

Voters across the country waited in line to participate in Democratic primaries.
By + More

Is there a strategy that the campaigns should be using?

More campaigns can be using these experiments. Campaign managers and strategists are always very wary of doing the basic things that go into an experiment, which is taking out voters for a control group. They're always afraid that however many hundreds of thousands of voters they have to take out to make a test work will be the margin of loss and they'll be blamed in the end.

  • See a collection of political cartoons on Mitt Romney
  • Read Mort Zuckerman: Romney Can Rebound From '47 Percent'
  • Read Philip Hughes: Why Barack Obama Is Beating Mitt Romney in the Polls