Instruction: Given the numerous awards in Major League Baseball, what is the Willie Mays World Series Most Valuable Player (MVP) Award?

Context: The Willie Mays World Series Most Valuable Player (MVP) Award is given to the Major League Baseball (MLB) player deemed to have the most impact on his team's performance in the World Series, which is the final round of the MLB postseason. The award was first presented in 1955 as the SPORT Magazine Award, but is now decided during the final game of the Series by a committee of reporters and officials present at the game. On September 29, 2017, it was renamed in honor of Willie Mays in remembrance of the 63rd anniversary of The Catch, which occurred the year prior to the award's debut; Mays never won the award himself.

Response: The Willie Mays World Series Most Valuable Player Award is given to the Major League Baseball player deemed to have the most impact on his team's performance in the World Series.