Marco Scutaro, Second Base, San Francisco Giants

Marco Scutaro, second baseman for the San Francisco Giants, is playing with his sixth major league team since 2002. In those 11 years, he has played all infield positions and occasionally as an outfielder. Although Scutaro was first signed by the Cleveland Indians in 1994, he never played with them. In August, 2000, after playing in the minor leagues, the Indians traded him to the Milwaukee Brewers. However, he never played with the Brewers either because they put him on waivers in the Spring of 2002 after playing only with their minor league teams.

Aramis Ramirez, Third Base, Milwaukee Brewers

Aramis Ramirez, third baseman for the Milwaukee Brewers, was first signed at the age of 16 by the Pittsburgh Pirates in 1994. He made his first appearance in the major leagues in 1998, but he spent his first three seasons split between the minor leagues and the Pirates, playing in 72 games with them in 1998, 18 games in 1999, and 73 games in 2000.

Yadier Molina, Catcher, St. Louis Cardinals

Yadier Molina, catcher for the St. Louis Cardinals, is the younger brother of catcher Jose Molina of the Tampa Bay Rays and former catcher Bengie Molina. The youngest Molina, who has been with the Cardinals since 2004, may well be the most talented of the three, particularly in his fielding abilities. Since 2008, Molina has won five consecutive Gold Glove awards (2008-2012).

Joe Mauer, Catcher, Minnesota Twins

Joe Mauer, catcher for the Minnesota Twins, is the only major league catcher to have won a batting title three times. Mauer was already a star player in high school and he was chosen the USA Today High School Player of the Year in 2001. The previous year, he won the same award for his accomplishments as a football player. Mauer's batting average in his senior year in high school was an impressive .605.

Buster Posey, Catcher, San Francisco Giants

Buster Posey, catcher for the San Francisco Giants, also occasionally plays first base. But Posey did not start out as a catcher or a first baseman but, rather, as a pitcher and a shortstop. He played both of those positions in high school but in his second year of college, he switched from shortstop to catcher. In his junior year, he won the Dick Howser Trophy for his talent as a college baseball player.

Russell Martin, Catcher, Pittsburgh Pirates

Russell Martin, this year's starting catcher for the Pittsburgh Pirates, was first drafted by the Los Angeles Dodgers in 2002. After several years in the minors, Martin was called up to the major leagues in May, 2006. In 121 games for the Dodgers that season, Martin batted .282, with 117 hits, 26 doubles, and 10 home runs. He made just six errors in 117 games in his rookie year.

Matt Wieters, Catcher, Baltimore Orioles

Matt Wieters, catcher for the Baltimore Orioles, was a star baseball player at Georgia Tech. The Orioles drafted him in 2007 and after just one year in the minor leagues, Wieters was catching for Baltimore in 2009.

Erick Aybar, Shortstop, Los Angeles Angels

Erick Aybar, shortstop for the Los Angeles Angels, is the younger brother of Willy Aybar, former player for the Tampa Bay Rays. The younger Aybar was signed by the Angels in 2002 and he had his first appearance with them in 2006, playing in 34 games with the Angels. It took several years, however, before Aybar became a regular player, playing in just 79 games in 2007 and 98 games in 2008.

Jimmy Rollins, Shortstop, Philadelphia Phillies

Jimmy Rollins, shortstop for the Philadelphia Phillies, comes from a family of athletes, including a brother who played baseball in the minor leagues. Rollins also played in the minors after being drafted by the Phillies in 1996. He made his first appearance with the Phillies in 2000, playing in just 14 games with them that year. In 2001, Rollins had a strong rookie year, batting .274 with 180 hits, 29 doubles, 12 triples, 14 home runs, and 46 stolen bases.

Elvis Andrus, Shortstop, Texas Rangers

Elvis Andrus, shortstop for the Texas Rangers, started his professional baseball career in the minor leagues for the Atlanta Braves in 2006. After a year, the Braves traded Andrus to the Texas Rangers on July 31, 2007. The Rangers kept him in the minor leagues until 2009 when he became their starting shortstop at the age of 20. In April, 2013, the Rangers showed their confidence in Andrus' talent by giving him an eight-year, $120 million contract extension.