"Just Let the Kids Play" by Bob Bigelow who describes what is going wrong with much of youth sports and has a concrete philosophy about how to improve the situation. It provided me with a lot of relevant perspective as my involvement with youth sports became greater over the past year.
[http://www.amazon.com/Just-Let-Kids-Play-Ruining/dp/15587492...]
http://www.bobbigelow.com/book.html]