Asana creating "a marriage of hatha yoga, wrestling exercises, and modern Western gymnastic movement, and unlike anything seen before in the yoga tradition." Krishnamachara is described as "the father of modern yoga", and had among his pupils men who became influential yoga teachers themselves: the Russian Eugenie V. Peterson, known as Indra Devi; Pattabhi Jois, who founded Ashtanga Vinyasa Yoga in 1948; B.K.S. Iyengar, his brother-in-law, who founded Iyengar Yoga; T.K.V. Desikachar, his son, who continued his Viniyoga tradition; Srivatsa Ramaswami; and A. G. Mohan, co-founder of Svastha Yoga & Ayurveda. Together they revived the popularity of yoga and brought it
Ashtanga vinyasa yoga six series are: Earlier practitioners of the style report that originally there were four series on the Ashtanga syllabus: Primary, Intermediate, Advanced A, and Advanced B. A fifth series of sorts was the "Rishi series", which Guruji said could be done once a practitioner had "mastered" these four. According to Sharath Jois, one must master poses before being given permission to attempt any others that follow. However, Manju Jois disagrees. According to Manju's accounts of his father's instruction, Pattabhi Jois also occasionally allowed students to practice in a non linear format. Many of Pattahbhi Jois' students now teach their Mysore