WR Mann

Speaker, author and instructor, WR Mann, is an early advocate of Reality-Based Training and founder and publisher of Defense Science, a self defense science website. WR’s background includes a lifelong study of traditional martial arts, close quarter combat and sports fighting since childhood including judo, traditional Japanese jujitsu, karate, boxing, wrestling, arnis, escrima and gun disarms. https://usadojo.com/wr-mann/