Shihan Stephen J. Gamma teaches the proper REAL WORLD technique of the Knock Out Punch. A lesson in anatomical weaknesses and how to exploit them. Assisting is student Michael Lopresti. Stephen J. Gamma Productions, copyright 2007. All rights reserved. Check out The TE BO Hand Stick®, the ultimate Self Defense key chain @ www.defensetecsolutions.com or; INSTRUCTIONAL DVD NOW AVAILABLE AT: www.youtube.com