Jeffrey D. Sachs

Director of The Earth Institute, Quetelet Professor of Sustainable Development, and Professor of Health Policy and Management at Columbia University.

«We shouldn’t require a horrific epidemic like Ebola to remind us why we observe Global Handwashing Day today. But it seems, alas, many in the world can use a reminder about the importance of good hygiene. Though proper hygiene — including the use of soap and water to stop the transmission of infections — has been recognized..»