Born in South India in 1927, Swami Vishnudevananda entered the ashram of Swami Sivananda at the age of 18. A world famous authority on Hatha and Raja Yoga, Swami Vishnudevananda founded the International Sivananda Yoga Vedanta Centres in 1957 and was author of The Complete Illustrated Book of Yoga, Meditation and Mantras, Karma and Disease and a commentary on the Hatha Yoga Pradipika. Swami Vishnudevananda entered Mahasamadhi on November 9th 1993.