[PAR] [TLE] Billy Beane [SEP] William Lamar Beane III (born March 29, 1962) is a former American professional baseball player and current front office executive.  He is the Executive Vice President of Baseball Operations and minority owner of the Oakland Athletics of Major League Baseball (MLB).  Prior to his front office career, he played in MLB as an outfielder between 1984 and 1989 for the New York Mets, Minnesota Twins, Detroit Tigers, and Oakland Athletics.  He joined the Athletics front office as a scout in 1990.  He was named general manager after the 1997 season, and promoted to executive vice president after the 2015 season. [PAR] [TLE] Steve Kettmann [SEP] Kettmann, despite having written on a wide variety of topics, is best known for his work on several baseball books, most recently "Baseball Maverick: How Sandy Alderson Revolutionized Baseball and Revived the Mets" (Grove Atlantic, April 2015).  The book explores Alderson's role as general manager of the Oakland A's in the 1980s and 1990s, including his role as a mentor to the young Billy Beane, who was later made famous in the movie adaption of the Michael Lewis book "Moneyball".  It also focuses on Alderson's years as general manager of the New York Mets starting in late 2010.
[PAR] [TLE] Billy Beane [ SEP ] William Lamar Beane III ( born March 29 , 1962 ) is a former American professional baseball player and current front office executive . He is the Executive Vice President of Baseball Operations and minority owner of the Oakland Athletics of Major League Baseball ( MLB ) . Prior to his front office career , he played in MLB as an outfielder between 1984 and 1989 for the New York Mets , Minnesota Twins , Detroit Tigers , and Oakland Athletics . He joined the Athletics front office as a scout in 1990 . He was named general manager after the 1997 season , and promoted to executive vice president after the 2015 season . [PAR] [TLE] Steve Kettmann [ SEP ] Kettmann , despite having written on a wide variety of topics , is best known for his work on several baseball books , most recently " Baseball Maverick : How Sandy Alderson Revolutionized Baseball and Revived the Mets " ( Grove Atlantic , April 2015 ) . The book explores Alderson 's role as general manager of the Oakland A 's in the 1980s and 1990s , including his role as a mentor to the young Billy Beane , who was later made famous in the movie adaption of the Michael Lewis book " Moneyball " . It also focuses on Alderson 's years as general manager of the New York Mets starting in late 2010 .
Steve Kettmann was a mentor to the minority owner of which MLB team?
Steve Kettmann was a mentor to the minority owner of which MLB team ?
Oakland Athletics
Oakland Athletics