How wise are crowds?

The rise of the Internet has sparked a fascination with what The New Yorker’s financial writer James Surowiecki called, in a book of the same name, "The wisdom of crowds": The idea that aggregating or averaging the imperfect, ...

Countering social influence and persuasion of extremist groups

Social media has become a vital channel for terrorist groups to share news and seduce new members. The recent, notable successes of ISIS in the U.S. and Europe have demonstrated that terror groups can successfully use this ...

Computer scientists learn to predict which photos will go viral

(Phys.org) —It's hard to predict which of the many millions of photos on Facebook will spring from obscurity and go viral. But Stanford researchers have found some hints by studying "cascades," the term used to describe ...