Since writing the book, Jamieson — along with the others most carefully following the Trump-Russia probe — has been intrigued by a finding in one of Mueller's newer indictments that Russians successfully hacked the Clinton campaign's internal modeling of voter turnout. That would have made it easier for the trolls to find the Americans most likely to stay home or vote for a third-party candidate like Jill Stein instead of Clinton. But she also noted that the Russians could have figured out which voters to target by tracking the movements of Trump, especially when he campaigned more frequently in the Rust Belt. "There could have been coordination — but there didn't have to be," she said.