Our guest, Alex Hutchinson, is a National Magazine Award-winning journalist. He writes mostly about science and endurance sports and is also currently a contributing editor at Outside, a columnist at the Globe and Mail, and a senior editor at Canadian Running.  His latest book, ENDURE: Mind, Body, and the Curiously Elastic Limits of Human Performance is an exploration of the science (and mysteries) of endurance.

Alex is also an avid runner and was previously a Runner's World columnist and contributing editor at Popular Mechanics.