John Friend (yogi) 19 he moved to Houston, Texas where he studied various styles of hatha yoga including Ananda Yoga, Sivananda Yoga, and Kundalini Yoga. He also began teaching yoga part-time while working as a financial analyst. In 1984, Friend began practicing the Ashtanga Vinyasa Yoga Primary Series and, in 1986, quit his analyst job to teach yoga full-time. In 1987, Friend graduated to Secondary Series while studying with Ashtanga founder K. Pattabhi Jois in California where he also studied with Iyengar Yoga teacher Judith Lasater. That same year, Friend attended an Iyengar Yoga convention in Boston, where he met B.K.S. Iyengar, after
Ashtanga vinyasa yoga classes in similar style, offering posture variations, and teaching Ashtanga in a much less linear style, with a greater emphasis on alignment and breathing. Sharath's "new generation" of young students have adopted Sharath's new rules, and teach in a linear style without variations. According to the Sharath generation, variations are not allowed, and practice must be in a strict Mysore environment under the guidance of a Sharath-approved teacher. How-to videos & workshops, detailed alignment instructions, and strength-building exercises are not part of the method, neither for the practitioner or the teacher. These types of instruction are not approved by Sharath,