Prof. Dr. Ravi Prakash Arya is World renowned Vedic Scholar, Philologist, historian and philosopher. He is a prolific speaker and writer. He is widely travelled scholar who has delivered more than 200 popular and academic talks on various topics of Vedas, Indian History, Linguistics, Philosophy, Culture and Scientific heritage of India in various countries of the world. He has delivered more than a dozen Radio and TV Talks in Bharata, Canada, USA, Trinidad, Surinam and British Guyana. He has participated in more than 70 National and International Conferences and Seminars in India and Abroad. He is doing a pioneering work for preserving and propagating the universal and scientific Vedic heritage of India under the auspices of 'Indian Foundation for Vedic science'. He has so far produced around 72 research papers and 30 books running into 38 volumes on the various aspects of Vedas, Indian History and Culture. He is also editing for the last ten years a quarterly Research Journal 'Vedic Science' dealing with the scientific interpretation of Vedas & Allied literature and ancient Indian traditions. This Journal has a wide circulation and acclaimed as an authoritative document on Vedic Sciences. He is also the editor of annual 'World Vedic Calendar' circulated through more than 10 countries of the world. Presently he is heading an exhaustive commentary on Vedas giving Samhitapad, padapatha, grammatical expalantions of each and every word occurred in a Mantra along with the meaning of the words highlighted in Nirukta, Nighantu, Brahmanas, Aranyakas, Upanishads and Vedas. After words the Metaphisical, Physical, Astrophysical and Socio-political significance of each and every mantra will be furnished. This work is likely to be completed in 50 volumes.