A predecessor metric was developed by Branch Rickey in 1954.

Off the field, however, revolutionary changes have taken place, and no man had a greater impact on what happened to baseball than Branch Rickey.

Brooklyn team president, Branch Rickey, decided to hold their spring training to avoid southern segregation.

It's as if Branch Rickey came back to start a team today.

It happened mainly due to general manager Branch Rickey's efforts.

In 1952, a committee chaired by Branch Rickey revived the rule.

He quoted Branch Rickey by saying a team should never wake a sleeping dog.

As Branch Rickey once said: the best trades are the ones we don't make.

Then again, as Branch Rickey said, luck is the residue of design.

And how someone plays the role of Branch Rickey, deciding that fair play must prevail?