Derek Jeter is an American former professional baseball shortstop who played 20 seasons in Major League Baseball (MLB) for the New York Yankees. A five-time World Series champion, Jeter is regarded as a central figure of the Yankees' success of the late 1990s and early 2000s for his hitting, base-running, fielding, and leadership. Throughout his career, Jeter contributed reliably to the Yankees' franchise successes. He holds many postseason records, and has a .321 batting average in the World Series. Jeter has earned the nicknames of "Captain Clutch" and "Mr. November" due to his outstanding play in the postseason.