Amid weeks of presentations from media brands to advertisers, there's no better time to check in on the state of the advertising business with Brian Wieser, global president of group intelligence at media-buying giant GroupM. From connected TV to e-commerce, he touches on all the biggest trends shaping how tens of billions of promotional dollars are being spent.

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.