The Messenger politics editor Gregg Birnbaum quits after clash with ‘condescending’ traffic guru

The politics editor of the Messenger quit less than one week into the launch of the troubled news startup after clashing with the news site’s chief growth officer over a mixup involving stories that were assigned to another team, according to a report.

Gregg Birnbaum, a veteran journalist whose resume includes stints at the Miami Herald and The Post, resigned in a huff after he was reprimanded by Neetzan Zimmerman, the site’s top official in charge of generating traffic, the New York Times reported over the weekend.

Journalists at the Messenger, the Jimmy...