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S. Vishwanathis a Civil Engineer and an Urban Planner

He has 30 years of experience in the water, waste-water and sanitation sector helping design rainwater harvesting, aquifer recharge, wastewater recycling and ecosan systems for the Ecological Architecture firm www.biome-solutions.com

He is an Adjunct Professor and teaches a course on Water at the Azeem Premji University, Bengaluru, India (http://azimpremjiuniversity.edu.in/SitePages/vishwanath-s.aspx ) .

He writes a weekly column called Waterwise for the last 10 years and more in a national newspaper The Hindu (http://www.thehindu.com/profile/author/s.-vishwanath/ ).

He is an Advisor to Arghyam (www.arghyam.org) a funding agency in the water and sanitation sector in India and to Biome Trust(www.biometrust.org) which implements sustainable water and sanitation systems in schools.

He has been in the policy writing space on Rainwater harvesting, Faecal Sludge management and Waste-water reuse for the Government of Karnataka,India.