A detailed and precise piece of work on the reality of fighting with or against a knife direct from the hands of one of the outstanding international experts.   Professor W. Hock Hochheim, a veteran of the F.F.A.A.  of the United States and of the Texas Police Force, a black belt in different Filipino, Japanese and Hawaiian Martial Arts.  He has dedicated 30 years to practice and training, Now he travels around the world giving courses on empty hand fighting, with stick and knife to civilians, martial artists, law and enforcement groups and the army.