Introducing WPA to the masses 

July, 29, 2010

While he's away on vacation, Peter invited NBA stathead (and frequest Insider contributor) Tom Haberstroh to guest-star on his blog. His topic today? A new second-level measurement that could calculate just how much LeBron James brings to every possession with the Miami Heat.

"Someone created the box score and he should be shot." -- Houston Rockets general manager Daryl Morey

The state of basketball analytics remains far behind baseball's sabermetrics world, which caught fire a little under a decade ago. While Brad Pitt, Philip Seymour Hoffman and Jonah Hill get ready for their roles in the oft-delayed "Moneyball" movie, basketball analytics remain in the infant stages, attempting to outgrow the restrictive confines of the box score.

To find out which stat will measure the level of impact LeBron James will have on the Heat, you must be an ESPN Insider.