More data gives us better understanding... except when it doesn't.

Our SP Matchup Tool gets an overhaul...

One ballpark has 75% more HR/FB in June than in April.

Player valuation doesn't end on Opening Day. By season's end, 15-20% of total value comes from undrafted players. So last week we put positive values on select sub-zero value batters. This week: pitchers.

Player valuation doesn't end on Opening Day. By season's end, 15-20% of total value comes from undrafted players. It's high time for a new approach to valuing sub-zero value players.

Can the Deserved HR metric help forecast HR/FB?

How much do batters benefit from generous umps?

Part 2 of quantifying "An Errant Gust of Wind." With the model in place, we adjust park factors and examine those deserving and undeserving players.

Our quest to quantifying that BaseballHQ.com adage, "An Errant Gust of Wind," begins.

Home run rates regress to 10% of flyballs. Or do they?

The Strikeouts-minus-Walks metric works well as a quick gauge of SP effectiveness. But can it help us find elite pitchers on the rise?