On this week’s Beyond the Baseline podcast, host Jon Wertheim and guest Joe Posnanski discuss how to make inter-era comparisons, how to determine the greatest tennis players of all time and much more.

On the latest Beyond the Baseline podcast, host Jon Wertheim talks with former Sports Illustrated writer and current writer at The Athletic, Joe Posnanski. Although many know Posnanski for his baseball expertise, he’s actually a self-proclaimed “hardcore tennis fan” who has spent a lot of time during this quarantine watching old tennis matches on YouTube. Wertheim and Posnanski discuss his fondness for Novak Djokovic; the criteria and process used to make inter-era comparisons in sports, specifically for tennis and baseball; how to determine the greatest players in the sport; Hall of Fame debates; and much more.

(Listen to the latest Beyond the Baseline podcast here. The following transcript has been edited and condensed for clarity.)

Jon Wertheim: You just