Danielle Nierenberg, an expert on livestock and sustainability, currently serves as co-Project Director of State of World 2011: Innovations that Nourish the Planet for the Worldwatch Institute, a Washington, DC-based environmental think tank. Her knowledge of factory farming and its global spread and sustainable agriculture has been cited widely in The New York Times Magazine, the International Herald Tribune, The Washington Post, and other publications. Danielle worked for two years as a Peace Corps volunteer in the Dominican Republic and volunteers at farmers markets, the Earth Sangha (an urban reforestation organization), and Citizen Effect (an NGO focused on sustainable development projects all over the world). She has spent the last year traveling to more than 25 countries across sub-Saharan Africa looking at environmentally sustainable ways of alleviating hunger and poverty. She holds an M.S. in Agriculture, Food, and Environment from Tufts University and a B.A. in Environmental Policy from Monmouth College.