Back before we talked about WARs, launch angles, and exit velocities a pitcher once threw a perfect game in the World Series.

His name was Don Larsen, and for the rest of his life (he died last year) he signed his name “Don Larsen, 10-8-56.”)

Today is the 65th anniversary of Larsen’s magical day, which brought the Yankees one step closer to winning their first championship in three years. (For the Yanks of the 1950s that was a drought.)

For a further discussion, listen to this week’s broadcast of Math and Musings.