PTI Blog

  • LEARNING THROUGH COMPARISONS VS. RULES (and how to combine them)

      I read an interesting article several years ago on an experiment computer scientists did to test an artificial intelligence program. The scienti...
  • EDC Knives for Women’s Self Defense

      Photo:Spyderco Endura (old model)Spyderco Endura (new model with the steel clip and Emerson wave feature)Cold Steel Black Talon IISpyderco Resil...
  • TUHON BILL’S 2018 EDC KNIVES

    I was asked recently for my recommendation for an Every Day Carry knife (a.k.a. EDC). The parameters were that this knife should be capable for sel...
  • NEW TUHONS!

    TWO NEW TUHONS FOR PEKITI-TIRSIA INTERNATIONAL This week I promoted Guros Scott Faulk and Jack Latorre to the rank of Tuhon Guro “Chief Instructor...
  • Think before you post a knife video

    Dear FMA, Silat and Edged Weapon Instructors, There have been three terrorist attacks in the last two days in Europe. Two were in Spain and the ot...
  • PEKITI-TIRSIA INTERNATIONAL KNIFE OUTLINE

    PEKITI-TIRSIA INTERNATIONAL KNIFE OUTLINEBy Tuhon Bill McGrath (originally published in the 1998 PTI newsletter) The following structure closely f...
  • HOW BIG IS YOUR “US”?

    When I started training in the Pekiti-Tirsia system in 1975, I was 14 years old. It very quickly became a major part of my life. You know how it’s ...
  • WHY RATTAN?

    Why use Rattan? Most blade based martial arts have included wooden swords as part of their training.The samurai had oak training swords called “bok...
  • ISSUES REGARDING SELF-DEFENSE & THE LAW

    The following is adapted from the lecture I often gave as part of my job as a firearms instructor for the New York State Court system. I am not a l...
  • PTI ADVANCED HAND VS KNIFE

    Pekiti-Tirsia Empty Hand vs Knife technique is based on the following principles: Train as if your attacker has been trained in knife work: The Ph...
  • PEKITI-TIRSIA INTERNATIONAL IN THE 21st CENTURY

    The practice of public or commercial teaching of the Filipino martial arts (FMA) is relatively new compared to the martial arts of northern Asia (K...
  • What is the best grip for combat with a knife?

    I get asked that question a lot at seminars. I usually respond by saying “Well, show me your knife.” Which grip is best will depend on the knife. B...