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Lester Brown is an agricultural economist and the founder and president of the Earth Policy Institute. He also founded the Worldwatch Institute, the first research institute devoted to the analysis of global environmental issues, and launched its "State of the World" reports. A former advisor to the US Secretary of Agriculture on foreign agricultural policy, he pioneered the concept of sustainable development and also helped to establish the Overseas Development Council. In 1986, he was named a MacArthur Fellow. His many books include Man, Land, and Food, Worldwitho..:. Borders, Building a Sustainable Society, and, most recently, Plan B 3.0: Mobilizing to Save Civilization.

 Amy Coen was President and CEO of Population Action International (PAI). Coen led PAI for over 10 years, positioning it as one of the world’s leading research and advocacy organizations working to ensure that women and reproductive health are integral components of global development solutions. 

Alexandra Cousteau is dedicated to advocating the importance of conservation and sustainable management of water resources in order to preserve a healthy planet. Her global initiative seeks to inspire and empower individuals to protect not only the ocean and its inhabitants, but the human communities that rely on the purity of our freshwater resources. Granddaughter of legendary explorer Jacques-Yves Cousteau, Alexandra’s first exploration took place at four months old with her father Philippe. She has grown up traveling the globe, feeding her passion for adventure and learning firsthand the value of conserving the natural world. Alexandra’s most recent step in creating a legacy of her own came with the establishment of her own organization in 2008, Blue Legacy. The mission of Blue Legacy is to tell the story of our water planet to the world, to inspire people to take action on critical water issues in meaningful ways, and to help shape society’s dialogue to include water as one of the defining issues of our century and the primary vehicle through which climate change will be felt.

 J. Carl Ganter is a photojournalist, writer, broadcast reporter, and co-founder of Circle of Blue, a nonprofit journalism project covering the global freshwater crisis. A consultant for the Pacific Institute, he also serves on the Woodrow Wilson International Center for Scholars "Navigating Peace" water working group. He is a member of the Clinton Global Initiative, a visiting instructor at the University of North Carolina and the Poynter Institute, and co-founder of MediaVia, a multimedia journalism firm.

Shemin Ge is a professor of Geological Sciences at the University of Colorado. Her research includes the Role of fluid flow in basin-scale geologic processes, water resource management and more.

 Richard Heinberg is the author of eight books including The Party’s Over: Oil, War and the Fate of Industrial Societies, Powerdown: Options and Actions for a Post-Carbon World, The Oil Depletion Protocol, and Peak Everything (New Society, 2007).  He writes a regular column for The Ecologist, and has also authored scores of essays and articles that have appeared in such journals as The American Prospect, Public Policy Research, Quarterly Review, Z Magazine, Resurgence, The Futurist, European Business Review, Earth Island Journal, Alternative Press Review, and The Sun; and on web sites such as Alternet.org, EnergyBulletin.net, GlobalPublicMedia.com, ProjectCensored.com, and Counterpunch.com. He has appeared in numerous video documentaries.

James Howard Kunstler is the author of 14 books, including 10 novels and four nonfiction , works on cities, suburbs, and the global energy predicament. 

Kathleen Miller is a Scientist III working with the Institute for the Study of Society and Environment (ISSE) at the National Center for Atmospheric Research in Boulder, Colorado. She is an economist who collaborates in multidisciplinary research on climate impacts, vulnerability and adaptation. She is the author of numerous papers on the management of water, fisheries and other natural resources in the context of climate variability and prospective climate change. Her research focuses on human exploitation of climate-sensitive natural resources, and the socioeconomic and institutional factors affecting resource management decisions in the context of uncertainty and competing interests.

Mike Nelson is Chief Meteorologist at KMGH-TV in Denver Colorado and author of “Colorado Weather Almanac”.

Stephen H. Lekson, is Curator of Anthropology in the University of Colorado Museum of Natural History in Boulder, Colorado. His area of specialization is the Southwestern Native American cultures in Chaco, Mesa Verde, Mimbres, Salado, Rio Grande, and Hohokam regions. He has been the director of 20 archaeological field projects, in Tennessee, New Mexico, Arizona, Utah, and Colorado.

Anu Ramaswami is a Professor of Environmental and Sustainability Engineering at the University of Denver. She is the principal investigator & Director of the IGERT Program at UCD. The program focuses on sustainable water, energy, transport, sanitation and built environment infrastructures in cities worldwide.

 David E. Stuart is a Professor of Anthropology at the University of New Mexico. He is the Author of “Anasazi America”. Stuart sees the fates of the Anasazi and their Pueblo descendants of the American Southwest as a parable for modern societies.

Randy Udall was a leading activist in promoting energy sustainability and the former director of the Community Office for Resource Efficiency (CORE), a nonprofit organization that promotes renewable energy, energy efficiency, and green building in western Colorado and beyond. CORE's partnerships with individuals, governments, and utilities led to Colorado's first solar energy incentive program, the world's first renewable energy mitigation program, the world's stiffest carbon tax, and some of the most progressive green power purchasing programs in the country. 

 Jim White is a fellow and  Director of the Institute of Arctic and Alpine Research (INSTAAR) and a Professor of Geological Sciences at University of Colorado at Boulder. He specializes in global change, paleoclimate dynamics, and biogeochemistry. He was named one of the most highly cited geoscientists by the ISI Web of Knowledge for the period 1981-1999.

 Edward O. Wilson is professor and curator of entomology at the Museum of Comparative Zoology at Harvard University. A scholar, naturalist, and environmental activist, his fields include animal behavior, evolutionary psychology, island biogeography, biodiversity, environmental ethics, and the philosophy of knowledge. His books The Ants, written with Bert Holldobler, and On Human Nature won Pulitzer Prizes. Other titles include Biophilia, The Diversity of Life, Consilience: The Unity of Knowledge, The Future of Life, and, most recently, The Creation: An Appealto Save Life on Earth.