K. Pattabhi Jois Ashtanga Yoga Institute www.kpjayi.org
The source of Ashtanga Yoga, founded by Sri K. Pattabhi Jois (1915- 2009), now directed by Sharath Rangaswamy. This site has lots of information about the practice, including the history of it, and a list of teachers authorized by the Institute.
Yoga East www.yogaeast.org
Home to Laura Spaulding, the only Ashtanga teacher in Kentucky who has been authorized to teach by Pattabhi Jois. Yoga East also hosts several workshops each year with top-notch teachers.
Ashtanga.com
The site that tracks all things ashtanga around the world. Find authorized teachers, a workshop, news, article, or pictures.
Great Ashtanga Teachers: