1
I don't know if you've see these articles, but they are interesting and very relevant to Doug Fister, pitcher training, and Felix.
http://www.hardballtimes.com/main/article/the-velocity-loss-phenomenon/
http://www.drivelinebaseball.com/2011/05/31/doug-fister-velocity-strikeo...
http://www.fangraphs.com/blogs/index.php/qa-felix-hernandez/