Yoga Theory
Theory and technique are similar in that they deal in many ways with the same area of yoga studies. Alignment, when it comes to yoga, has internal and external properties. Understanding how these two factors come together is one of the projects that modern yoga is currently navigating.
Ashtanga on Youtube
Ashtanga is a different practice. Some of the principles of postures and the technique of transitions make Ashtanga one of the more unique practices in yoga. Here are some links to resources on Youtube specific to Ashtanga:
Freeman Taylor Yoga on Youtube
The Art of Vinyāsa: Richard Freeman and Mary Taylor - Vinyasa is more than the practice of the external form; it is a spiritual practice that allows for a deep and focused awakening. Find out how and why Ashtanga is both a physical and a spiritual practice
https://youtu.be/5OPojyNI374