Joe Kerrigan is a former Major League Baseball player and coach who had a long and varied career in the sport. He began his career as a pitcher, playing for several teams in the minor leagues before making his debut with the Baltimore Orioles in 1976. Kerrigan played for the Orioles for two seasons before being traded to the Cincinnati Reds in 1978. He played for the Reds for one season before being traded again, this time to the Montreal Expos.

Kerrigan played for the Expos for three seasons, from 1979 to 1981, before being traded to the Boston Red Sox in 1982. He played for the Red Sox for two seasons before being traded to the Philadelphia Phillies in 1984. Kerrigan played for the Phillies for one season before being traded back to the Red Sox in 1985. He played for the Red Sox for one more season before retiring as a player in 1986.

After retiring as a player, Kerrigan began his coaching career. He served as a pitching coach for several teams, including the Red Sox, the Montreal Expos, the Philadelphia Phillies, and the New York Yankees. He also served as a manager for the Boston Red Sox for part of the 2001 season.

Throughout his career, Kerrigan was known for his expertise in pitching. He was a respected pitching coach who worked with many successful pitchers, including Pedro Martinez, Curt Schilling, and Randy Johnson. He was also known for his innovative approach to coaching, using video analysis and other advanced techniques to help his pitchers improve.

Despite his success as a coach, Kerrigan's tenure as a manager was less successful. He took over as manager of the Red Sox in 2001, but was fired after just 45 games. His brief tenure as manager was marked by controversy, including a public feud with star player Manny Ramirez.

Overall, Joe Kerrigan had a long and varied career in baseball. He was a successful player and coach, known for his expertise in pitching and his innovative approach to coaching. While his tenure as a manager was less successful, he remains a respected figure in the world of baseball.