League Average Heatmaps!
With the addition of the new heatmaps, we have a new tool that lets you whip up league average heatmaps.
The tool can be conveniently accessed under the “leaders” section in the site’s main navigation.
David Appelman is the creator of FanGraphs.
It would be cool to have (as R vs R + mirror-image-of as L vs L) and (as R vs L + mirror-image-of as L vs R). Could call them “same hand” and “opposite hand”.