So You Want to Be an Umpire?

MLB Umpires Missed 34,294 Pitch Calls in 2018. Time for Robo-umps?, BU Today

Umpires

4 Ways to Get Ready for the Season - Little League

3 Easy Ways to Become an Umpire - wikiHow Fitness

In Defense of Umpires: Why Complaints About MLB's 'Ump Show' Problem Miss the Mark, News, Scores, Highlights, Stats, and Rumors

Max Scherzer rips into pitch clock, says umpires want discretion to 'allow the game to be normal' - The Boston Globe

As They See 'Em: A Fan's Travels in the Land of Umpires: Weber, Bruce: 9780743294119: : Books

Is baseball ready for robot umpires? We fielded an informal survey at the MLB All-Star Game in Seattle – GeekWire

How MLB Umpires Learned to Explain Replays to Crowds - The New York Times

NJ Little League has a novel response to unruly sports parents. But combative moms & dads persist.