CELTICS COACH BRAD STEVENS IS A MYSTERY

From Tim Layden (Sports Illustrated)

 "CELTICS COACH BRAD STEVENS IS A MYSTERY. HE MAY OR MAY NOT BE AT THE FOREFRONT OF THE ANALYTICS MOVEMENT, AND HE HAS NO NBA EXPERIENCE. ONE THING THAT'S CERTAIN: HE'S A LIFELONG STUDENT OF THE GAME

"In early July, Celtics president Danny Ainge stunned the basketball community by offering one of the most prized jobs i…