Companion docs
Extra data, for the nerds.
Some videos get a written companion: methodology, full datasets, the decision rule we landed on.
Downhill Durability
A reference for runners building downhill resilience into an ultra block. The science behind the repeated bout effect.
Run vs Hike
A within-session comparison of running and power hiking on a sustained 20 percent gradient climb, with elite and amateur subjects, examining time cost, cardiac cost, and the decision rule for switching between modes.