”Surprisingly, the exact scope of his role is yet to be decided, although Bunce says: “Everything that has an impact on performance will fall under my remit”. “In no other country do they keep the balls,” Bays coach Doug Millward said. bserved but never met Westbrook, Lachlan Penfold, the former director of physical performance and sports medicine for the Golden State Warriors, believes that Westbrook might just be different. e sense of excitement he did as an intern starting out in the game at Southampton 10 years ago.