Interesting video comparisons made by two French friends
http://www.runmygeek.com/2011/02/etude-de-foulees-minimaliste-pieds-nus.html
Three runners : one BF, one minimalist, one shod. Each of them successively ran : shod, minimalist (VFF, TP, Merrell), BF
http://www.runmygeek.com/2011/02/etude-de-foulees-minimaliste-pieds-nus.html
Three runners : one BF, one minimalist, one shod. Each of them successively ran : shod, minimalist (VFF, TP, Merrell), BF