Secrets of Core Training: "The Backside" gives you the scientific solution for fixing that weakness from the ground up. Now, it's one thing to teach, say, the correct form for doing the all-important deadlift. But what if the lifter has a lurking, unidentified imbalance that creates dysfunctional compensations and injuries-waiting-to-happen* The special brilliance of Brett Jones and Gray Cook's approach is that they make sure you know how to identify the imbalances that could secretly sabotage your lifting.