Why is Pats' coaching staff so big? Jerod Mayo explains his thinking

Why is Pats' coaching staff so big? Jerod Mayo explains his thinking originally appeared on NBC Sports Boston

One obvious way the New England Patriots' coaching staff has changed from Bill Belichick to Jerod Mayo: It's a lot bigger.

Belichick kept a notoriously tight circle over two-plus decades in New England, but Mayo has expanded that circle considerably; the Patriots recently announced 17 new additions to their coaching staff, which includes at least 25 members across offense, defense and special teams.

During a press conference Wednesday to introduce new coordinators Alex Van Pelt (offense), DeMarcus Covington (defense) and Jeremy Springer (special teams), Mayo explained the thought…