Jeet kune do, or JKD, is a powerful martial arts system that uses elusiveness and a hand trap technique to counter a straight punch attack. Block a straight punch withtips from a martial arts teacher in this free video on jeet kune do. Expert: John Graden Contact: www.JohnGraden.com Bio: John Graden is a business owner, author and motivational speaker. He uses hypnotism as part of his training program. Filmmaker: Christopher Rokosz