Always keep in mind the counterintuitive notion that when a player has a very above average season and you expect his true talent to improve, say, because he is very young, guess what? If he does improve in true talent he will still likely have a much worse season. Mike Trout is a great case in point. We expect his talent to improve and we also expect him to have a much worse season! The public generally does not understand that concept but it is an important one. — MGL
Comparing Jesse Barfield’s Career bWAR and WAA stats with Dave Kingman’s 14.8 and -6.5, respectively, Barfield shines with a 37.2 bWAR and 21.8 WAA.

Comparing Jesse Barfield’s Career bWAR and WAA stats with Dave Kingman’s 14.8 and -6.5, respectively, Barfield shines with a 37.2 bWAR and 21.8 WAA.

How rare is the under-.300 OBP/over-.500 SLG achievement?
According to Baseball-Reference, among seasons with at least 300 plate appearances, it is a relatively new phenomenon that has only happened eight times, and never happened before 1976.
The club’s founding father was Dave Kingman of the 1976 Mets.

How rare is the under-.300 OBP/over-.500 SLG achievement?

According to Baseball-Reference, among seasons with at least 300 plate appearances, it is a relatively new phenomenon that has only happened eight times, and never happened before 1976.

The club’s founding father was Dave Kingman of the 1976 Mets.

A lot of good arguments are spoiled by some fool who knows what he is talking about. — Miguel de Unamuno
Even after losing more than a few ticks to his fastball, Johan Santana changes speed like a master. (Photo by Jim McIsaac / Getty Images)

Even after losing more than a few ticks to his fastball, Johan Santana changes speed like a master. (Photo by Jim McIsaac / Getty Images)

With a 7.19 ERA, don’t expect to find Clay Buchholz on many more statistical leaderboards. (Photo by Jim Rogash / Getty Images)

With a 7.19 ERA, don’t expect to find Clay Buchholz on many more statistical leaderboards. (Photo by Jim Rogash / Getty Images)


To watch for classification bias of a human or machine determining what is a curve or slider, we can combine both to see a pattern of breaking pitches (where batters have hit over .400) to Fastballs and Change Ups (with opponents’ batting average down to .125).% of Breaking Pitches Thrown by MonthJuly: 13%August: 28%Sept: 32%If ESPN’s Opponents’ Batting Average numbers are correct, Blake Beavan’s pitch selection is on an unhealthy trend. Where’s the story behind the story?

To watch for classification bias of a human or machine determining what is a curve or slider, we can combine both to see a pattern of breaking pitches (where batters have hit over .400) to Fastballs and Change Ups (with opponents’ batting average down to .125).

% of Breaking Pitches Thrown by Month
July: 13%
August: 28%
Sept: 32%

If ESPN’s Opponents’ Batting Average numbers are correct, Blake Beavan’s pitch selection is on an unhealthy trend. Where’s the story behind the story?