Instructor's Center

USAdojo.com’s Instructor’s Center shares information for school owners and instructors and articles and biographies about martial artists from around the world.

John McCarthy

John McCarthy Referee

Big John McCarthy was born on October 12, 1962. He is considered the pre-eminent referee throughout the world for mixed martial arts (MMA), beginning...
Tea With Grandmasters: Ming Lum Ralph Castro Wally Jay, Al Novak

Tea With Grandmasters

Two locations figure prominently in the history of American martial arts. The first is Hawaii. Hawaii has the largest population of Asian Americans of...
Bill Dewart Tae Kwon Do

Bill Dewart Tae Kwon Do

Professor Bill Dewart is a 7th Dan in Tae Kwon Do under Grandmaster S. Henry Cho. Mr. Dewart received his 1st Dan in 1967...
John Pachivas and Donna Judge

Donna Judge: Shuri-ryu karate-do

Donna Judge began her karate career in 1973 at the age of 17. She is a direct student of Hanshi John Pachivas, 10th Dan, Shuri...
Vladimir Soroka

Vladimir Soroka

Vladimir Soroka is a 9th degree Black Belt (Kudan) and Chief Instructor of Your Best Defense Martial Arts Center and Three Streams Aikibudo. Biographical Information: Started...

Rose Namajunas

Rose Namajunas is an American mixed martial artist who is currently competing in the Women's Strawweight division of the Ultimate Fighting Championship. As of...
Coach Rodney King

Rodney King Coach

Rodney King is a leading expert in functional martial arts and performance coaching. He is the CEO of Crazy Monkey Defense in South Africa....

Ho-Sung Pak

A Korean American, Pak was born in Seoul, South Korea on November 8, 1967. He is a master of Kung-fu Wushu. Pak was trained...

Jason Lau

Wing Chun Kung Fu practitioner Jason Lau is the Grandmaster of the Jiu Wan branch of Wing Chun. He studied Wing Chun under Jiu...
Tomm Voss Kung Fu

Tomm Voss: Never Give Up!

Tomm Voss is a World Champion Martial Artist who has trained and garnered knowledge from many of the best martial artists including Black Belt...

Jena Inay Inayan System of Eskrima

Guro Jena Inay began training in Eskrima in 1979, at the age of five. She achieved the level of Katulungan Guro in the Inayan System...

Message in a Bottle – Cynthia Rothrock

Cynthia Rothrock, the Queen of Martial Arts Films, gave her Message in A Bottle, as part of the upcoming full-length interview appearing on USAdojo.com.
Lamar Fisher

Lamar Fisher Danzan Ryu Jujitsu

Lamar Fisher was born on April 25, 1926 in Chico, California. He grew up in Chico and graduated from Chico Senior High School. He...

Larry Lockhart Competition Champion

Dr. Larry Lockhart Sr. holds multiple ranking such as: 10th Degree/Hanshi, Founder of Hei Joshin Tamashii Do/Lo Jutsu Ryu (Sanctioned By The Universal Martial...
Daniel Saragosa

Daniel Saragosa Jujitsu

Daniel Saragosa was born in Hilo, Hawaii on June 21, 1950. His early years were spent in Kalihi and in Waianae, where he excelled...
Loren Christensen

Loren W. Christensen

Loren W. Christensen began training in the martial arts in 1965 and continues to this day. Over the years he has earned a total...