Justin Lawrence Finds Success Among Smaller Mountains

Over the 30-plus years that I’ve been following baseball, it seems like a collection of newfangled stats comes out every couple years. WAR, DiPS, wOBA, UZR, exit velocity, spin rate — America’s most rigorously empiricized sport has gone from scribblings in Henry Chadwick’s notebook to having more inscrutable acronyms than the Department of Defense.
My default position on new stats is one of interested skepticism. As a public-facing analyst, I don’t want to stake my reputation on a new metric that might still have serious flaws. It usually takes months or even years for people smarter than me — or at least, people who did more than barely pass their graduate statistics class — to iron out the kinks and figure out how to read and utilize the trendy new stats.
One example: I waited for ages for Justin Lawrence to be good. Read the rest of this entry »