Send us a Text Message.Welcome to the Coaching Knife when we cut to the root of the matter. In this episode, we speak to Jason Gilmore, Waratahs Senior Assistant Coach (Defence) and Australia A head coach.Note! He was with the Waratahs when we recorded this. He is now defence coach with Harlequins.Focusing on defence, we are going to cut to the root of who is the most important player in ruck defence.Previously, Jason worked for Queensland Rugby as Elite Development Head Coach Assistant Coach...