By Randy Williams WCW17-D Concepts & Principles, Part 1 starts with a demonstration of the complete Siu Leem Tau Form. Next is a detailed breakdown of Part One motions and principles including: Basic Stance Principles, Basic Punch and Punching Principles, Theory of Bone Alignment in Punching, Concept of Facing, Grabbing, Simultaneous Independent Motion of the Hands, Chi Development, Short Power, Rooting/Sinking, Elbow Positions/Elbow Line, Hooking Traps, Leen Siu Dai Da and Much More! When Steven Seagal, Phil Collins or Eric Clapton needed bodyguard protection, they called Wing Chnu master Randy Williams, one of the world's foremost experts on self-defense. Williams, who operates schools in various parts of the world, began training at the age of 13 under George Yau and completed his instruction in the system under world renown master Augustine Fong.