Mitsuyo Maeda > Carlos Gracie > Helio Gracie > Francisco Mansur > Joe Moreira




Hayden Martz is the head instructor at Flow Brazilian Jiu Jitsu. He began training over 7 years ago and is one of the founding members or the club. Hayden currently holds a brown belt in Brazilian Jiu Jitsu.

Hayden takes a concept based approach to teaching, and believes that building a strong foundation grounded in the fundamental principles and concepts of Brazilian Jiu Jitsu is the key to a student’s long term success and full development as a martial artist and athlete.

The curriculum Hayden uses in designing classes at Flow Brazilian Jiu Jitsu offers a balance of self-defense and sport techniques, and offers opportunities for both the casual hobbyist and serious athlete to thrive.


Professor Aaron Blake - BLACK BELT

Aaron Blake is the head instructor of Aaron Blake Brazilian Jiu Jitsu in Boothbay, ME.  Aaron is a life-long martial artist and instructor. Aaron opened Maine Jiu Jitsu Academy in 1998 and ran the Academy for over ten years. Since that time, Aaron has taught over fifty Brazilian Jiu Jitsu seminars.

Martial Arts - Aaron has been interested in physical fitness and performance his whole life. This interest led him to athletics and martial arts at a young age. He earned black belts in Karate and Judo before finding Brazilian Jiu Jitsu in 1997. Aaron was one of the pioneers of Brazilian Jiu Jitsu in the State of Maine, and he was the first person in Maine to be promoted to the rank of Brazilian Jiu-Jitsu black belt. Aaron received his blue belt from Helio and Royce Gracie in 1998, his purple belt in 2001, his brown belt in 2003, and his black belt in 2005, all from Joe Moreira

Aaron has provided training for various groups including the Maine Army National Guard, Maine General Hospital, The State of Maine, Coastal Orthopedics and Coastal Performance Training Center. He is also a writer/contributor for various martial arts publications, and he is a sponsored Q5 Sports Nutrition athlete.

Education - Aaron holds a bachelor’s degree in sports and recreation management, and a master’s degree in psychology with a specialization in sports and performance psychology.  He holds numerous fitness and martial arts certifications.



Bill Thomas  started his grappling career as a wrestler in grade school in Illinois in 1976, and has coached and competed in grappling over a span of almost 40 years. He is currently a black belt in Brazilian Jiu-Jitsu under his instructor, Professor Aaron Blake. 

Bill co-founded the newsletter BJJ Weekly. At BJJ Weekly he wrote training articles and traveled around the country filming instructional videos with some of the best BJJ players in the world from Ryron Gracie to Marcelo Garcia.  The BJJ Weekly YouTube channel has over 5 million video views.

Bill has had articles published in Jits Magazine, BJJ Style Magazine, and Jiu-Jitsu Magazine as well as on dozens of websites. He's active in the BJJ community and maintains relationships with some of the top brands and instructors in the world.

He is also the founder of Q5 Labs, a sports nutrition company that currently sponsors over 50 Brazilian Jiu-Jitsu athletes and Mixed Martial Artists. Q5 also sponsors This Week in BJJ, Open Mat Radio, BJJ Rants, Grapplers Gourmet, and NEF (New England Fights).