Bill Drayton is an American social entrepreneur and founder of Ashoka, an organization that supports social entrepreneurs worldwide. He was born in 1943 in New York and helped launch emissions trading at the EPA. In 1980, he founded Ashoka to provide support to social entrepreneurs with solutions for social issues. Ashoka has supported over 1750 social entrepreneurs across over 60 countries. Five years after start-up, over 90% of Ashoka Fellows see their innovations copied and over 50% impact national policy change.