Indian Yoga Master Shri B.K.S. Iyengar (14 December 1918 – 20 August 2014) is widely recognized as the most influential yoga teacher in the modern world, whose mastery of asana and pranayama were beyond compare. He was the author of several books, including the seminal Light on Yoga,. Over 75 years of teaching B.K.S. Iyengar perfected a method of practice and instruction that makes yoga safe and accessible for all ages, body types and levels of fitness, excluding no one.
B.K.S. Iyengar introduced the emphasis on correct form in yoga. He invented the yoga props now widely employed by many styles of yoga. and developed yoga's therapeutic applications to a highly refined science. Among numerous international awards and accolades, in 2004, B.K.S. Iyengar was named one of the 100 most influential people of the 20th century by Time Magazine.