In this 3-part series, legendary martial artist Stephen K. Hayes—known as the American Ninja—shares essential self-defense strategies rooted in the ancient art of ninjutsu. As the first Westerner to train under Japan’s ninja grandmaster Masaaki Hatsumi, Hayes brings decades of real-world insight to modern-day threats. From situational awareness to practical techniques, this series delivers timeless wisdom from one of the most respected names in martial arts.