Another file describes the author's place (and that of his Japanese colleagues) in the history of British martial arts. I should perhaps add that I have no personal knowledge of martial arts; Alex Stewart has been extremely helpful with this information, and any mistakes remaining are mine, not his.
WARNING - MOST OF THE MANOEUVRES DEPICTED ARE POTENTIALLY
DANGEROUS, AND SAFETY PROBLEMS ARE RARELY MENTIONED IN
THE TEXT. READERS ARE STRONGLY ADVISED NOT TO TRY THEM
WITHOUT EXPERT SUPERVISION. I CANNOT ACCEPT ANY
RESPONSIBILITY FOR INJURIES IF THIS WARNING IS IGNORED.
OPINIONS STATED IN THE TEXT ARE NOT THOSE OF THE EDITOR!
Marcus L. Rowland