10 for 10: #4 Win Expectancy and Run Expectancy
26th March 2010
This is the fourth of ten features we are adding for our 10th anniversary.
The first place I saw Win Expectancy (WE) was when I was writing for the Big Baseball Annual back in the late 1990's. Doug Drinen, who has since moved on to become one of the leading NFL analysts and creator of Pro-Football-Reference.com, wrote a series of articles on reliever usage that built on the original Mills Brothers work on Win Expectancy (WE). Doug even included a WS Game WE Graph in one of the books. I always have thought it was an elegant measurement of what happened during the game and I'm excited to now have it on the site.
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