Peter Weckauf was born in Vienna, Austria in 1963. He is a licensed trainer for adult education, author (Self-defense with everyday objects; Krav Maga – introduction, principles and techniques; Security Krav Maga), government licensed Security trainer and well renowned in his native country Austria and abroad (Germany, Italy, Spain, Slovakia, Czech Republic, Finland…).

He took up martial arts at age 15 in 1978. He is now an instructor for Krav Maga, Jeet Kune Do, Eskrima, Kali, Luta Livre, a trainer for Wing Chun and certified boxing trainer.

He is the head of the AKMA Austrian Krav Maga Association and has gained thirty years of experience in the areas of self-defense and martial arts. Driven by his passion and love for martial arts, it is his aim to introduce T.C.S. Knife Fighting Concept to the wide and interested public.

Peter Weckauf teaches various seminars and courses to individuals, professional groups and state agencies. He is the founder of T.C.S. Knife Fighting Concept and S.D.S. Concept.

Mag. Irmengard Hanzal, born in Klosterneuburg near Vienna, Austria, in 1968, is currently heading Austria's largest studio for self-defense and martial, SAMI Vienna. Together with Peter Weckauf she founded the Austrian Krav Maga Association.

Shel is head instructor for Krav Maga Austria, instructor for Eskrima, Kali, Jeet Kune Do, S.D.S. Concept, and T.C.S. Knifefighting Concept, as well as a government-certified boxing trainer. She is also a qualified therapeutic pedagogue, business coach and systemic coach, which is why she focuses on the psychological aspects of self-defense, self-assertion and combat behavior.

Considering the particular needs of women and children, she has developed self-defense programs for women ("Fight back!", "Wehr dich" in German) and "Kids Krav Maga" for children. She is a well renowned and successful trainer and instructor, both in Austria and abroad. Irmengard Hanzal is particularly interested in teaching "Fight back!" and "Kids Krav Maga" to women and children all over Austria, and to share her programs with instructors in international seminars.