It has been stated that Ronald Duncan is a practical practitioner of the martial arts. He has always strived to broaden and develop his skills and knowledge, from knife throwing to the stealthy discipline of ninjitsu.

Today Professor Ronald Duncan is often acknowledged as the "Father of American Ninjitsu". There was a time when ninjitsu was not being practiced publically in this country, but Ronald Duncan was one of a few individuals who dared to seek out and study the arts of the ninja. Since then, other ninjitsu practitioners and schools have emerged.

The Way of the Winds™ system not only entails training in ninjitsu, but also encompasses a comprehensive approach to all of the many facets of Ronald Duncan's history as a martial artist. Self defense and combative strategies are the main emphasis of training as students are also exposed to the traditional Budo arts. such as jujitsu, aiki-jujitsu, kobujitsu (weaponry), and Karate-do.

The Way of the Winds™ System's philosophy is to endure, which is something that Professor Ronald Duncan has done for the past 40 years as a martial arts pioneer.