An analysis of nearly 4 million pitches shows just how many mistakes umpires make
- Written by Mark T. Williams, James E. Freeman Lecturer in Management, Boston University
 Umpire Quinn Wolcott signals a strike out during an at-bat by Toronto Blue Jays' Josh Thole.AP Photo/Ted S. Warren
Umpire Quinn Wolcott signals a strike out during an at-bat by Toronto Blue Jays' Josh Thole.AP Photo/Ted S. WarrenBaseball is back, and fans can anticipate another season of amazing catches, overpowering pitching, tape-measure home runs – and, yes, controversial calls that lead to blow-ups between umpires and players.
Home plate umpires are...
Read more: An analysis of nearly 4 million pitches shows just how many mistakes umpires make


