I had never heard of "minimalist" running shoes before hiking in the White Mountains, New Hampshire, where I started seeing them on all types of feet (long runs). trail runners, retirees, hikers and everyone in between). I've been a tourist for half a century. I've always preferred light gear, both on my back and feet. If you're willing to put in some effort to transition from a heavy, high-instep, structured, soft and supportive shoe, give this one a try. I've bought 4 pairs of Xeros in the…