http://www.runnersworld.com/general-interest/watch-barefoot-running-professor-on-colbert-report?utm_source=dlvr.it&utm_medium=twitter
Runners World
Watch: 'Barefoot Running Professor' on Colbert Report

<p style="margin-left:20px"><a href="https://www.harvardmagazine.com/2010/12/head-to-toe " target="_blank"> <img src="https://harvardmagazine.com/sites/default/files/HM_forWebRedesign_final.png" alt="View related Harvard Magazine article" title="View related Harvard Magazine article">Read more on this topic in <span style="font-style:italic; font-weight:600;">Harvard Magazine</span></a></p>

<p style="margin-left:20px"><a href="https://www.harvardmagazine.com/2011/08/run-barefoot-says-daniel-lieberman " target="_blank"> <img src="https://harvardmagazine.com/sites/default/files/HM_forWebRedesign_final.png" alt="View related Harvard Magazine article" title="View related Harvard Magazine article">Read more on this topic in <span style="font-style:italic; font-weight:600;">Harvard Magazine</span></a></p>