Adam Wainwright Explains the Sweeper: A Close Reading

In Game 3 of the Twins/Astros ALDS, the subject of Sonny Gray’s sweeper came up in the broadcast booth. That set the stage for Adam Wainwright to clear up some confusion that dates back a ways, and put forth an answer to the question that has been spinning around the league for a while: What exactly is a sweeper?
Here’s the clip:
Adam Wainwright explains the difference between a sweeper and a slider ? pic.twitter.com/vdtCh9EU6W
— FOX Sports: MLB (@MLBONFOX) October 10, 2023
In just over a minute (and with deftly added pauses for the purposes of game calling), Wainwright covered a lot of ground, first pointing out the shape of the sweeper as compared to a traditional slider, then going on to scratch the surface of how the pitch is thrown and how that impacts its shape. At one point during his spiel, he chuckled at the camera, visibly concerned about how little time he had to explain something so complicated. So with the benefit of a much more flexible word count than he was afforded in the booth, let’s break down Wainwright’s breakdown, beat-by-beat, and see if we can illustrate and expand on what he was talking about by taking a look at some of 2023’s sweepingest pitchers. Read the rest of this entry »