Study finds no evidence Russian troll campaign impacted polarization among U.S. Twitter users

A Russian organization known as the Internet Research Agency (IRA) has conducted an online campaign designed to ramp up political polarization and erode trust in democratic institutions in the United States, according to the U.S. Senate Intelligence Committee.

These Russian troll accounts “exploited the fault lines of our society to divide Americans,” according to Senate Intelligence Vice Chairman Mark Warner.

But the first study to assess the impact of the IRA’s campaign on Twitter has failed to find evidence it had much of an impact. The research has been published...