"Kevin holds the players accountable. There is a theory and obviously an approach we believe in and he makes (them) accountable for it," Collins said. "I think it's great. They talked about some of the things he did (with the Yankees), how it impacted them — and they've got a lot of stars — but like he told me, when they buy into it, when they understand what it is all about, they want to be accountable for it.