Nitya Jacob  is a policy analyst and water expert. He has written a book  Jalyatra  on India's traditional water management practices. He worked as the head of Policy with WaterAid India, an NGO supporting drinking water and sanitation projects in the country. Jacob also headed the water advocacy and research function at the Centre for Science and Environment, a research and advocacy NGO based in Delhi. Jacob has written and edited books and articles on India’s traditional water wisdom, rural governance and trends in rural development. His essay on water was published in an UN-sponsored publication  Water Voices from around the World.  H e   is a WASH Policy Analyst.