‘Rust-out’ is the new burnout, and it requires a different fix

The sleds are loaded. The dogs are lunging at the lines, barking with edgy anticipation. We release the snub line, rock the sled forward, and call out: “Ready dogs—let’s go!” The barking stops instantly. Nothing but runners hissing on packed snow. Dogs in sync. Partners in rhythm. Sled perfectly balanced. These aren’t professional mushers. They’re a corporate team learning to dogsled for the first time and discovering, viscerally, what it means to work with unkno...