All-American Girls Professional Baseball League plate, closer even than in regulation softball and much closer than the baseball distance of 60 feet, 6 inches. Pitchers threw underhand windmill, like in softball, and the distance between bases was 65 feet, five feet longer than in softball but 25 feet shorter than in baseball. Major similarities between the AAGPBL and baseball included nine player teams and the use of a pitcher's mound (softball pitchers throw from flat ground). By 1948 the ball had shrunk to 10 3/8 inches, overhand pitching was allowed, and the mound was moved back to 50 feet. Over the history of the league,
Baseball to sabermetrics—first among fans, only later among baseball professionals. Baseball Baseball is a bat-and-ball game played between two opposing teams who take turns batting and fielding. The game proceeds when a player on the fielding team, called the pitcher, throws a ball which a player on the batting team tries to hit with a bat. The objectives of the offensive team (batting team) are to hit the ball into the field of play, and to run the bases—having its runners advance counter-clockwise around four bases to score what are called "runs". The objective of the defensive team (fielding team) is