After WPP reckoning: The case for and against principal media

A decade after the ANA’s bombshell report, the WPP debacle has forced a new standard of clarity in media buying. This week, Digiday executive editor of news Seb Joseph and Michael Burgi, senior editor of media buying and planning, join the Digiday Podcast to discuss why agencies are leaning into principal trading, and why some brands are finally reining them in.