Geeta Iyengar, eldest daughter of the founder of the worldwide Iyengar yoga method, Yogacharya B.K.S. Iyengar, has been described as "the world's leading female yoga teacher". Iyengar studied yoga with her father from an early age. After graduating from high school in 1961, she began substituting for her father when he was away on international teaching tours. When her father's retired in 1984, she became co-director, with her brother Prashant S. Iyengar (b. 1949), of the Ramamani Iyengar Memorial Yoga Institute (RIMYI). She also has toured, teaching students worldwide.