Pandurang S. Athavale

Shastri Pandurang Vaijnath Athavale also known as Dada-ji which literally translates as elder brother in Marathi, was an Indian philosopher, spiritual leader, social reformer and Hinduism reformist, who founded the Swadhyay Movement and the Swadhyay Parivar organization (Swadhyay Family) in 1954, a self-knowledge movement based on the Bhagavad Gita, which has spread across nearly 100,000 villages in India, with over 5 million members. He was also noted for his discourses or 'pravachans' on Srimad Bhagawad Gita and Upanishads.