Possible Clues:

• __ di Pisa (Italian landmark)
• Winning World Series manager in 1996, 1998, 1999 and 2000
• Yankee manager between Showalter and Girardi
• Yankees manager after Showalter
• Yankee Joe whose #6 was retired
• Major League exec Joe
• Manager Joe in Cooperstown
• Yankees manager whose teams never missed the postseason
• Baseball executive Joe
• Yankees manager Joe in the Hall of Fame