f any large publication stands to suffer from the JournoList controversy, it’s the Washington Post. The paper hired JournoList founder Ezra Klein from the left-wing publication The American Prospect, and Klein continued to run JournoList while at the Post. In June, the paper quickly accepted the resignation of David Weigel, whom it hired from the left-wing publication The Washington Independent, over comments made on JournoList. (Klein announced he was shutting down the list-serv shortly thereafter.) It is not known whether other Post writers, some of whom also came to the paper from left-wing publications, took part in JournoList; I have...