"For those who don’t remember it, Journolist was just a listserv created by Ezra Klein. The list was invitation only and was mostly made up of progressive journalists. In theory, the list was a kind of digital water cooler where like-minded people could talk to others in the field. That may have been all it was much of the time, but when candidate Obama got in trouble in 2008, it also became a place for partisans to discuss a coordinated media strategy." When Kevin Drum (Mother Jones) argued that wasn’t the kind of campaign Obama wanted to run, Ackerman replied,...