The International Association of Structural Integrators
Board Certification for Structural Integration
You tube videos:
Arm repatterning video by Sven Carlson. Great for freeing up shoulders and neck: https://youtu.be/hqJZjPQhmQU
Leg Rotation Exercises by Sven Carlson. Resolving Knee and Ankle problems: https://youtu.be/wprSkkWfpZI
Schools