AT&T’s John Stankey and JPMorgan’s Jamie Dimon agree: Meetings should be worth everyone’s time—and attendees shouldn’t be afraid to disagree.
Source: [Fortune](https://fortune.com/2026/09/06/att-ceo-john-stankey-meeting-etiquette-show-up-prepared-crave-productivity-like-jpmorgan-ceo-jamie-dimon/)