In 2010, Johan Bollen, an associate professor at Indiana University and two other professors published research showing how using Twitter could with more than 85% accuracy predict the daily up and down readings of the Dow.

WSJ: In the Wired World, Feeds Drive Trading

First, bad ideas must be so widely discredited that professors become too embarrassed to espouse them openly or associate with colleagues who do.

CENTERFORSECURITYPOLICY: Terror training grounds