COLUMBIA JOURNALISM REVIEW – 13/02/2019
Anna Altman
“There’s a saying in politics that personnel is policy,” Matt Gertz, a senior fellow at Media Matters, said on a recent afternoon. “The people who surround principals in the political world can have a lot of influence.” Gertz, thirty-four and petite in a suit jacket, is best known for tracking Donald Trump’s Twitter account for clues about his well-reported habit of watching Fox News.