Politico is a bit upset about the recent investigative journalist piece done by The Daily Caller on Media Matters. In that piece they spoke to many former staffers at Media Matters, and what did they find? Yet those same interviews, as well as a detailed organizational planning memo obtained by The Daily Caller, also suggest that Media Matters has to a great extent achieved its central goal of influencing the national media. Founded by Brock in 2004 as a liberal counterweight to “conservative misinformation” in the press, Media Matters has in less than a decade become a powerful player in...