ARLINGTON, TEXAS - Ever wonder how accurate the prognosticators turn out to be? As the St. Louis Cardinals and Texas Rangers face-off in the 2011 World Series here's a look at who the playoff teams were, and who a couple baseball experts expected them to be.

2011 winners:

NL East - Philadelphia Phillies
NL Central - Milwaukee Brewers
NL West - Arizona Diamondbacks
Wildcard - St. Louis Cardinals 

AL East - New York Yankees
AL Central - Detroit Tigers
AL West - Texas Rangers
Wildcard - Tampa Bay Rays 

Predictions before the season started (** indicates erroneous pick). 

Tom Verducci, Sports Illustrated:
NL East - Philadelphia Phillies
NL Central - Cincinnati Reds**
NL West - Colorado Rockies**
Wildcard - San Francisco Giants**

AL East - Boston Red Sox**
AL Central - Minnesota Twins**
AL West - Oakland A's**
Wildcard - New York Yankees**

Twelve Sports Illusrated baseball writers made predictions last spring. Every one of them picked the Red Sox to win the East.

USA TODAY's Mike Dodd: 

NL East - Atlanta Braves**
NL Central - Cincinnati Reds**
NL West - San Francisco Giants**
Wildcard - Philadelphia Phillies**

AL East - Boston Red Sox**
AL Central - Chicago White Sox**
AL West - Texas Rangers
Wildcard - New York Yankees**

Phillies, Yankees and Rangers were the only teams expected to make the postseason that actually did.

CONTRIBUTING SOURCES:
http://www.baseball-reference.com/postseason/

http://sportsillustrated.cnn.com/2011/baseball/mlb/03/29/expert.picks/index.html

http://www.usatoday.com/sports/baseball/2011-03-31-usa-today-predictions_N.htm

This baseball history calendar is brought to you by TODAY in BASEBALL. Spread the word. Hyperlink www.todayinbaseball.com to your website.