Hans-Erik Petermann

Author Hans-Erik Petermann has been a martial arts practitioner for thirty-four years. He is an instructor in Combat Jiu Jitsu, an instructor of Internal Kung Fu, and holds a black belt in Karate. His training and teaching approach has been influenced by five years in the field of security. His work has been published in martial arts magazines on three continents and he has presented seminars in Israel, Germany, England, South Africa and Thailand.