PATH (Program for Appropriate Technology in Health) came in at #7 on the list. They contribute to the evidence base and knowledge of how to utilize market-based principles in the delivery of WaSH projects (e.g. Safe Water Project).
PATH is an international nonprofit organization that creates sustainable, culturally relevant solutions, enabling communities worldwide to break longstanding cycles of poor health. By collaborating with diverse public- and private-sector partners, we help provide appropriate health technologies and vital strategies that change the way people think and act. Our work improves global health and well-being.
(Learn more about them here: http://www.path.org/about.php )
Most experts mention PATH’s user driven approach. For example, they conduct research which translates into guideslines to help people design products that users desire. They utilize market-based principles in the delivery of WaSH projects, and delivers a critical viewpoint on consumer needs and preferences for WASH products. They disseminate their findings widely and have a strong program. Read more reviews from experts here to learn more about the great work PATH (Program for Appropriate Technology in Health) is doing.