Baba's original name was Tulsi Das and has been propagating the message of spirituality since 1952. He has millions of followers all over the world. He was also jailed during emergency period in 1975. Jai Gurudev was the name used by Sri Tulsidas ji Maharaj, a religious leader in northern India, who died at the age of 116 years on 18-May-2012 at 10.30 IST at Mathura . Followers of the guru believe that Jai Gurudev is the name of God and revere the guru as a saint.