Great information regarding overstriding and how pawback can help ...and what pawback is.....

I found these articles to be very informative for overall picture of not only form.... but the entire idea of self correcting your own running form.

http://runningtimes.com/Article.aspx?ArticleID=23217&PageNum=1

http://www.elitefts.com/documents/do_you_pawback.htm

This site is an amazing source of information outside of just this article.

http://www.scienceofrunning.com/2011/04/most-important-information-you-will.html

One from a female perspective.

http://www.girlinmotion.com/pawback-a-lightbulb-moment

                      "While living I want to live well." - Geronimo