Jim Joyce is a former professional baseball umpire who worked in Major League Baseball (MLB) from 1990 to 2016. He is best known for his long career and for being part of several significant games, including the 2009 All-Star Game. Joyce was respected for his experience and knowledge of the game. One of the most notable moments in Joyce's career occurred in 2010 when he made a controversial call during a game involving Armando Galarraga, which cost the pitcher a perfect game. This incident led to widespread discussion about umpire decisions and the use of instant replay in baseball.