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Brain Damage: Do Football Helmets Help?
September 5, 2016
Recently, the National Football League is facing a 765-million-dollar lawsuit filed on behalf of more than 4,500 former players regarding the concussions and potential chronic traumatic encephalopathy (CTE) sustained during their careers. Similar lawsuits are underway against the National Collegiate Athletic Association as well as the National Hockey League, and football helmet maker Riddell is facing multiple lawsuits over claims about the effectiveness of their helmets at protecting athletes from concussions.
Foam or Knuckles—Navigating the Illusion of Safety
January 18, 2016
If you really want to understand how gloves contribute to the safety of our athletes, especially when it comes to their brains, take a closer look at the physics behind taking a punch with a bare fist or a glove.
Guns, Knives, and the Hollywood Death Sentence
September 21, 2015
In order to become a successful screenwriter in Hollywood, you need to watch a lot of movies, so you can learn from the screenwriters who came before you, and so you can get a feel for what else is out there and popular today.  Unfortunately, this important part of a screenwriter's education is also how Hollywood ends up propagating and recycling incredibly stupid ideas over and over again to the point where the audience just accepts it without question.
Enzan The Far Mountain - A Connor Burke Martial Arts Thriller
August 11, 2014
The following is an excerpt from John Donohue's latest martial arts thriller, Enzan The Far Mountain. Chie Miyazaki is a wild, spoiled, pampered child of a cadet line of the Imperial House of Japan. When she disappears in the United States accompanied by a slick Korean boyfriend who may be taking orders from Pyongyang, it sets alarms off in Japan's security apparatus as well in the U.S. intelligence.
Principles Common to Both Qin Na and Ground Fighting
September 30, 2013
A lever is the simplest of machines, which utilizes a rigid bar to rotate around a fixed pivot point called a fulcrum in order to exert force on an object (load). If the resistance or load exceeds the strength of the bar, the bar will break. Biomechanically speaking, the arm is a bar, and when the fulcrum is at or above the joint, breakage can easily occur.
Kage-The Shadow - August 8, 2011
This is the fourth book in the Connor Burke martial arts thriller series. Burke lives in Brooklyn, New York where his warrior-teacher Yamashita has his dojo. But the story begins in the unforgiving landscape of the American Southwest. A notorious best-selling author Elliot Westmann is killed.