Ethan Zuckerman is a senior researcher at the Berkman Center for Internet and Society at Harvard University. His work at Berkman focuses on the impact of technology on the developing world. With Rebecca MacKinnon, he launched Global Voices, an international citizen media community which reports on news and opinion from the developing world and works to protect free speech rights online. Prior to joining the Berkman Center, Ethan founded Geekcorps, a non-profit technology volunteer corps that pairs skilled volunteers from US and European high tech companies with businesses in emerging nations for one to four month volunteer tours. Before that, he helped found Tripod, an early pioneer in the web community space.