Cheryl Dahle has joined Ashoka’s Changemakers as the director of knowledge and innovation. The role will take distilled insights from Ashoka’s 26 years of experience founding and leading the field of social entrepreneurship to help the private, public, and citizen sectors identify and act upon new opportunities for social impact. Cheryl’s work will support and drive Changemakers’s (www.changemakers.net) on-going series of online competitions to find and build communities of social innovators. Changemakers works directly with organizations including the Robert Wood Johnson Foundation, Nike, and National Geographic. She can be reached at cheryl@maverickreporter.com.