While tech executives like Amazon's Jeff Bezos and Meta's Mark Zuckerberg were ultracasual, some of the more style-conscious female attendees dressed up a bit.

While tech executives like Amazon's Jeff Bezos and Meta's Mark Zuckerberg were ultracasual, some of the more style-conscious female attendees dressed up a bit.

When the world’s most powerful people jet off to the annual summit hosted by Allen & Co. in Sun Valley, Idaho, to brainstorm and talk deals, they adopt a sartorial style we might…