Welcome to Expand the Zone, theScore's weekly MLB podcast hosted by Jonah Birenbaum and Michael Bradburn.

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Topics in this edition (ft. independent journalist and data science consultant Rob Arthur) include:

• Discussing Arthur's research on how the baseball has changed this postseason, as outlined in Moonshot: The Rocket Ball Has Disappeared In October
• Is Major League Baseball de-juicing the ball on purpose?
• Does MLB stand to gain anything from changing the baseball for the playoffs?