Yankees add member of legendary Core Four as advisor

Yankees' Core Four featured on cover of Sports Illustrated

His Astros Teammates Always Loved Jose Abreu Without

Big Read: Have the New York Yankees found a new Core Four?

Derek Jeter Was a Hall of Fame Shortstop, Through and Through

The Core Four – The Talon

Fordham University - Wikipedia

Derek Jeter's 'Core Four' Buddy Once Snubbed the MLB Great's

The Ballad of Billy Beane, Brian Cashman, and 21st Century

Derek Jeter's 'Core Four' Buddy Once Snubbed the MLB Great's

Gene Michael – Society for American Baseball Research

MORE