Swapping out Clay Holmes for Luke Weaver in the closer role in early September has paid off handsomely.
Jay Jaffe is a senior writer for FanGraphs and the creator of JAWS, a statistical system for evaluating baseball players' Hall of Fame worthiness. He is also the author of The Cooperstown Casebook. Jay covers a wide range of baseball-related topics and is known for his in-depth analysis and expertise in the field.