The barefoot professor
Harvard professor Daniel Lieberman has ditched his trainers and started running barefoot. His research shows that barefoot runners, who tend to land on their fore-foot, generate less impact shock than runners in sports shoes who land heel first. This makes barefoot running comfortable and could minimize running-related injuries. Read more here and find the original research here.
Related: The science of going barefoot.
Also — check out “Everything you need to know to become a barefoot runner“, a great list of resources compiled by MassageTherapySchools.net.