Ludo Pommeret and Courtney Dauwalter won the Hardrock 100! Our in-depth results article has the full race story.

Speed work ultramarathon training – dirt road

Photo: Human Kinetics/Kirsten Kortebein

By on December 20, 2022 | Comments

Speed work ultramarathon training - dirt road

Bryon Powell

Bryon Powell is the Founding Editor of iRunFar. He’s been writing about trail running, ultrarunning, and running gear for more than 15 years. Aside from iRunFar, he’s authored the books Relentless Forward Progress: A Guide to Running Ultramarathons and Where the Road Ends: A Guide to Trail Running, been a contributing editor at Trail Runner magazine, written for publications including Outside, Sierra, and Running Times, and coached ultrarunners of all abilities. Based in Silverton, Colorado, Bryon is an avid trail runner and ultrarunner who competes in events from the Hardrock 100 Mile just out his front door to races long and short around the world, that is, when he’s not fly fishing or tending to his garden.