Previous articles showed platoon leveraging was a key component to pitcher leveraging. This article, examining SP platoon leveraging head-on, uncovers some interesting information that offers a modest revision to a point Bill James made in his Historical Abstract.

The inspiration for this study was a work that claimed Wes Ferrell, if adjusted for how he was leveraged, was as good in his prime as Lefty Grove. Yet AOWP+ indicates that Wes Ferrell was rather poorly leveraged. What gives?

Q: How different are Mark Prior’s mechanics compared to previous years?
A: VERY.

Let’s take a look using video from previous years.

What happens when a blogger can’t figure out how to work Expression Engine?

After going over best/worst leveraged careers and single seasons in the first two articles, how ’bout we figure out how important it was, and how much it impacted pitchers’ stats?

Shut your eyes if you need to. This is Mark Redman, today’s nominee for worst arm action in the world.

Having looked at the best and worst leveraged careers in Part I, now it’s time to find out what were the best and worst leveraged single seasons in baseball history for starting pitchers.

The Washington Nationals have to field a starting rotation, whether they want to or not. Jeff takes a look at who they dug up.

Steve asks the THT family to raise a tankard (of your finest dark beer, if at all possible) in honor of one of the greatest contributors to baseball scholarship, even if you’ve never heard of him.

The THT Staff predicts a wide open season.