The Rise of Social Media Through Economics and Politics

There was a time when “‘Twitter’ was a sound, ‘4G’ was the name of a parking space, and ‘Skype’ for most people was a typo,” said Thomas Friedman, Pulitzer Prize-winning author.

Linkedin CEO Jeff Weiner speaks to the audience prior to a town hall meeting with U.S. President Barack Obama at the Computer History Museum on Sept. 26, 2011 in Mountain View, Calif. Stephen Lam/Getty Images