Dr. Rajendra Singh, popularly known as the "Waterman of India," is a renowned river rejuvenator and environmentalist. Dr. Singh is the Founder and President of Tarun Bharat Sangh, which over the last 49 years has prepared and supported more than 1500 villages throughout India to construct 14,800 water structures.

Amongst his many accomplishments, Dr. Singh is a Ayurveda graduate and a post-graduate of Hindi literature, and holds several honorary doctorate degrees as well as has been awarded several national and international accolades, including the Government of India's Ministry of Environment and Forests Indira Gandhi Paryavaran Puraskar Award for 1994 and being named in the Guardian's list of "the world's 50 people in 2008 who can save planet Earth."