Commissioner of Baseball - Wikipedia
https://en.m.wikipedia.org/wiki/Commissioner_of_Baseball
WEBUnder the direction of the Commissioner, the Office of the Commissioner of Baseball hires and maintains the sport's umpiring crews, and negotiates marketing, labor, and television contracts. The commissioner is chosen by a vote of the owners of the teams. The incumbent MLB commissioner is Rob Manfred, who assumed office on January 25, 2015.
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