An umpire's entire body of work is evaluated when assigning postseason series, and we always strive to have the most deserving umpires working postseason games,'' MLB spokesman Michael Teevan said.
''This year,'' he added, ''instant replay also became another facet of performance.''
Several factors determine which umpires get picked for the playoffs and World Series by MLB. Ball-strike ratings on plate jobs, skill at handling situations on the field, experience and time missed during the season are all considered.
Mark Townsend, of Big League Stew, has an interesting story about their selections and replay review in Major League Baseball. Read Mark's story here.