Articles | YMAA

I.M.O.P. Principle—Intent, Means, Opportunity and Preclusion
October 6, 2014
How do you know when it is legal to get physical with an adversary? Learn the I.M.O.P. (Intent, Means, Opportunity, and Preclusion) principle. All four of these criteria must be met before you have a good case for taking action. If one or more of these conditions are absent, you are on shaky legal ground.
Account for Adrenaline
September 1, 2014
When I took a defensive handgun course several years ago, I was taught to train for handling the survival-stress reaction commonly associated with actual combat. To simulate the reaction, we had to do as many pushups as we could as fast as we could for one minute.
Political Turmoil in Taekwondo
August 18, 2014
On December 31, 2013, Grandmaster Kyu Hyung Lee, taekwondoist extraordinaire, formally resigned his post as president of the esteemed Kukkiwon after holding the position for a mere matter of months. Quickly replaced by Man Soon Jang, Lee claimed his startling decision was founded on irreconcilable differences between two leading factions; one consisting of officials whose behavior is largely motivated by politics, and a second group of martial artists, spearheaded by Lee, with the purity of taekwondo at heart.
The Heart of Taekwondo
July 7, 2014
When the heart of taekwondo beats, it gives life to the advancement of supreme discipline, the achievement of noble character, and the cultivation of an enlightened worldview. It breaks the bonds that bind us to the Earth and again, as adults, allows us to feel the wind beneath our feet rather than merely around them.
Weapons and Words
April 14, 2014
A man sees the world through the eyes he has been given. A priest and his daughter in the land called China liberate the wounded Celtic prisoner of war (Vincent) ripped from his homeland. This chapter is about the beginnings of the priest, Mah Lin, who is Vincent's owner.
Common Sources of Knowledge About Violence - March 31, 2014
We are, all of us, both teachers and students. As teachers, we give our students information. As students, we learn from our teachers. The teachers give us knowledge. This knowledge came from somewhere, from one of four sources.
The Victim Interview - February 17, 2014
I was parked alongside a major street in downtown Seattle. My hands were full of boxes and the mid-afternoon sun was glaring in my face, making it hard to see despite my polarized glasses, so it took a couple tries to get my key into the lock. I awkwardly dragged the door open, nearly dropping some of my packages, and began shoving my purchases in to the car.
Teaching Joint Locks - February 3, 2014
About 2003, the training unit at my old agency got some pretty disturbing numbers. Assaults against staff and hospitalizations had increased dramatically. The programs taught at the academy and approved by our agency weren't cutting it. The Training Unit tasked a few of us to redesign the Defensive Tactics program from the ground up.