It is vital that we better manage our knowledge, to make better use of it for delivering universal access to water and sanitation. This requires new ways of capturing, sorting, weighing, curating, and translating knowledge into practical, bite-sized chunks. The Disease Control Priorities project, now in its third edition (www.dcp-3.org), is an excellent example of what this looks like in practice. It aims to compile the best available evidence across multiple areas of health to provide a snapshot of the coverage of services, the problems resulting from lack of services, the effectiveness of interventions, and the cost-effectiveness and cost-benefit of those options.
As authors of the WASH chapter of DCP-3, we wanted to share some of our key takeaways below: