Brian Metzler

Brian Metzler is the Editor in Chief of RUN powered by Outside and the founding editor of Trail Runner. He has been involved in numerous endurance media titles and organizations for the past 25 years. A former walk-on Division I track athlete, he has run 15 marathons, completed four Ironman triathlons and run a wide range of trail running races from 5K to 100 miles (as well as a few Colorado pack burro races!) He’s also the author of several books, including “Trail Running Illustrated: The Art of Running Free” (2021) and “Kicksology: The Hype, Science, Culture and Cool of Running Shoes” (2019).