In the early 1990s, Cheryl Dorsey got a fellowship from Echoing Green to launch the Family Van, a community-based mobile health unit that provides basic medical and outreach services to at-risk residents of inner-city Boston neighborhoods. Now president of Echoing Green, Dorsey talks with Globeshakers host Tim Zak in an audio interview about the challenge of building on the impressive track record of one of the world's leading investors and supporters of worldwide social change. https://ssir.org/podcasts/entry/cheryl_dorsey_-_investing_in_worldwide_social_change