(Via Fish Chunks) David Pinto of Baseball Musings fame breaks down Clay Hensley's success.
Here is part of his analysis.
He also throws the three pitches with very different velocities, 90 MPH on his fastball, 82 on the change-up and 71 on the curve. His 2010 season stands as a great example of how pitching is more than just throwing hard, it’s upsetting timing.
It is worth a look see.