Dr. Sahadeva dasa (Sanjay Shah) is a monk in the Vaishnava tradition. Coming from a prominent family of Rajasthan, he graduated in commerce from the prestigious St. Xavier's College, Kolkata, and then went on to complete his CA (Chartered Accountancy) and ICWA (Cost and Works Accountancy) with national ranks. Later, he received his doctorate (PhD).

He is leading a monk's life, making serving God and humanity his life's mission. His areas of work include research in Vedic and contemporary thought, corporate and educational training, social work and counseling, traveling in India and abroad, writing books, and practicing spiritual life while spreading awareness about Vedic cow protection (Go Seva).

Dr. Sahadeva dasa is also an accomplished musician, composer, singer, instrumentalist, and sound engineer. He has more than a dozen music albums to his credit so far, published through his platform Soul Melodies. His varied interests include alternative holistic living, Vedic studies, social criticism, environmental science, linguistics, history, arts & crafts, nature studies, and web technologies.

His books, including Oil - A Global Crisis and Its Solutions and End of Modern Civilization and Alternative Future, have been acclaimed internationally. He addresses the global resource challenges of our modern age and highlights the Vedic cow-based circular economy as the key to a sustainable future. More information about his extensive works is available on his main portal, DrDasa.com.