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Liqa Raschid-Sally Editor

Pay Drechsel is Global Theme Leader on 'Water Quality, Health & Environment' at the International Water Management Institute (IWMI), Sri Lanka.

Christopher A. Scott is a professor of public policy and geography at the University of Arizona, USA.

Liqa Raschid-Sally is Senior Wastewater Irrigation Expert at IWMI, Ghana.

Mark Redwood is the Urban Poverty and Environment Program Leader at the International Development Research Centre (IDRC), Canada.

Aki a Bahri is Director for Africa at IWMI, Ghana and international expert on wastewater and sludge use in irrigated agriculture.