QuesTec’s Legacy, 20 Years Later: A Standard, Thinner, Lower Strike Zone

QuesTec's pitch-tracking technology reached baseball broadcasts in the 1990s and powered a then-controversial umpire evaluation tool that debuted in 2001. (Photo from QuesTec.com)Pedro Martinez was never ejected from a major league game for arguing balls and strikes, but the Boston Red Sox’s Hall of Fame pitcher admits he should have been once. In a start against the New York Yankees at Fenway Park on July 25, 2003, Martinez began his tirade by wagging his finger at home plate umpire Dana DeMuth.

He and Yankees starter David Wells were annually among the sport’s stingiest at issuing walks. Wells had walked only six in 19 prior outings that season, yet walked five that afternoon. Martinez…