In baseball, the art of being able to recognize and take pitches out of the zone is key to success. Although hitting statistics like home runs and batting average are glorified, walks greatly contribute to wins.
Here are the five least disciplined hitters, based on their O-Swing % (the amount of pitches out of the zone at which they swing). For some players, however, this strategy yields success (i.e. Vladimir Guerrerro)
Here's the Five Most Disciplined Hitters