B.K.S. Iyengar is the founder of Iyengar Yoga and is considered one of the foremost yoga teachers in the world. He is the recipient of Padma Vibhushana-second highest civilian award in India. This is the fourth volume of the second part of the "Collected Works" of Yogacharya B.K.S. Iyengar. Each part comprises several volumes which are arranged according to the following scheme: Articles, Interviews, Question & answer Sessions etc.