Since completing her Ph.D. at UC Berkeley, Ashley worked as a postdoctoral fellow at UC Berkeley’s Institute of Urban and Regional Development based at the International Water Management Institute in Accra, Ghana. In 2010, using her considerable expertise is in the design and implementation of reuse-oriented wastewater and fecal sludge treatment systems, she founded Waste Enterprisers LLC, a business that treats human waste as a resource. The organization recently received a $1.5 million grant from the Bill and Melinda Gates Foundation. Ashley was named to the 2011 class of National Geographic Emerging Explorers.