Graham is the founder of TreeHugger.com, an eco-blog that has been called “the Green CNN.” A previous TED Global speaker, his talks have praised the values of being a weekday vegetarian, and finding happiness in a less cluttered life. He is now the CEO of LifeEdited.

Dr. Benjamin R. Barber is an internationally-renowned political theorist, consulting regularly with political and civic leaders in the U.S. (President Clinton, Howard Dean) and around the world. Dr. Barber is a Senior Research Scholar at the CUNY Graduate Center and founder of the Interdependence Movement.

Brian Schechter is the co-founder and co-CEO of HowAboutWe.com, the first experience-driven dating and relationship brand. Recognizing the need for technology to facilitate authentic offline experiences, Schechter co-founded HowAboutWe in 2010 with his childhood best friend, Aaron Schildkrout.

Hilary makes beautiful things with data. As the Chief Scientist at bitly, she studies attention on the internet in realtime, doing a mix of research, exploration, and engineering. She is also co-founder of HackNY, creator of dataists, and member of NYCResistor and Mayor Bloomberg’s Technology and Innovation Advisory Council.

Dong-Ping Wong is a founding partner of Family, a NYC-based design firm dedicated to redefining architecture’s role in the consumption and production of energy, the optimization of valuable land, and the innovative application of natural resources. Ongoing projects include +Plus, a floating, water-filtering pool for New York’s rivers.

Matt Green has walked across the United States. After quitting his job as a civil engineer, Matt walked from Rockaway Beach, NY to Rockaway Beach, OR, documenting his journey through photos and stories on his blog. He is now on a new quest: to walk every block of every street in all five boroughs of New York City.

Atim Annette Oton is a Nigerian-born, American and British educated designer and the co-founder of Black Design News Network (BDNN). She is the publisher and editor of Brooklyn’s Calabar Magazine, a blogger for Huffington Post Black Voices, and the former Associate Chair of Product Design at Parsons School of Design.

Panthea Lee is the co-founder of Reboot, a service design firm tackling social challenges worldwide. Working with organizations such as the World Bank, UNICEF, and Internews, Panthea has led programs in over 20 countries, including Afghanistan, China, Egypt, and Sudan, in areas ranging from disaster relief to human trafficking.

Greg Lindsay writes frequently about the intersection of urbanization and globalization. He is a contributing writer for Fast Company and an author of the international bestseller Aerotropolis: The Way We’ll Live Next. He’s also a two-time Jeopardy! champion and the only human to go undefeated against IBM’s Watson.

Since 2004, Paul has led Transportation Alternatives, New York City’s leading advocate for better bicycling, walking and public transportation. He has received the Rockefeller Foundation’s Jane Jacobs Medal, which recognizes those whose creative uses of the urban environment build a more diverse, dynamic, and equitable city.

Caroline is an artist whose work lives where people gather – whether it’s the street, the subway, or the internet. She is a member of SolidarityNYC and has also co-founded OurGoods.org, a barter network for creative people, and Trade School, a learning space that runs on barter.

Jen Abrams is a co-founder of OurGoods.org, a barter network for creative people. She is also part of WOW Cafe Theater, a collectively-run theater space for women and transpeople, which has run on a barter/gift economy since its founding in 1980. She is also an active choreographer and performance-maker.

Liz McEnaney is co-founder of BLDG BLOK, a start-up that is creating a curated history of New York City. She has worked on exhibitions and cultural heritage projects that range in location from Staten Island to Maputo, Mozambique to New Delhi, India. Liz teaches in the Historic Preservation program at Columbia University.

Liz is producing the transmedia project Jerusalem Unfiltered with web, mobile, live, and traditional film components. Past films include the critically acclaimed Jericho’s Echo: Punk Rock in the Holy Land, and a documentary for Wyclef Jean’s NGO. Liz also ran MTV’s Emmy Award-winning 2008 presidential election coverage.

Marcos Zotes is founder and principal of UNSTABLE, a design and research laboratory that explores the social and political aspects of architecture in relation to the urban context. His work has been exhibited across the U.S. and Europe. He currently teaches at the Iceland Academy of the Arts.