Aaron Leanhardt helped develop the first such bats with the Yankees, for whom he worked as a minor-league hitting coach and analyst.

But when you're Aaron "Lenny" Leanhardt, innovator of the suddenly famous "torpedo bat," you're the exception to the rule. Leanhardt is the field coordinator for the Miami Marlins. He drew a crowd ...

The story of the 2025 MLB season so far is the torpedo bat designed by Miami Marlins coach and former MIT physicist Aaron ...

Aaron Leanhardt said in a phone interview Sunday ... who became a field coordinator with the Miami Marlins in the offseason. “Really,” he said. “It’s just about making the bat as heavy ...

The person holding court for Monday afternoon’s largest media scrum wasn’t superstars Juan Soto or Francisco Lindor, but ...

As seen in a photo shared by Jack McMullen, the radio voice of the Marlins, Leanhardt was the man of the hour. The Most Popular Man in Miami : Aaron Leanhardt (AKA Lenny, AKA The Godfather of The ...

MIT graduate Aaron Leanhardt is the physicist being ... is a former New York Yankees analyst who is now employed by the Miami Marlins as a field coordinator. Lenny, who serves in a typically ...

Miami Marlins field coordinator Aaron Leanhardt is the architect behind the New York Yankees' famous "torpedo" bats that caused a media frenzy.

is the field coordinator for the Miami Marlins. In the matter of a weekend, Aaron Leanhardt has gained a national profile, enough attention that he was mobbed by media Monday and a new nickname.

This story was excerpted from Christina De Nicola’s Marlins Beat newsletter. To read the full newsletter, click here. And ...