Sun Valley's New Event, the Stampede, Aims To Find the "Best Skier in the West"

If you were ever one yourself, you know this to be true: young skiers are an imaginative bunch.

They scan the hill for moguls that could produce airtime. Rollovers become jump spots. Cat tracks? No, silly, those are butter pads. Through their hungry eyes, the contours of the mountain are the building blocks for something bigger.

In helping craft the inaugural Sun Valley Stampede, the resort’s competition services manager, Riley Berman, tapped into that youthful part of himself. He...