North America, Europe, and Africa sustainable business expert, Sissel's expertise includes corporate environmental strategy, sustainability and innovation, sustainable design, carbon and environmental markets, payments for ecosystem services, conservation-based entrepreneurship, and community-based conservation.

Summer Rayne Oakes is a fashion model and a passionate advocate for fair trade and sustainability. She has a science degree from Cornell, is the author of Style, Naturally. Summer is also an on-air correspondent and the youngest member of the board of advisors for Discovery's Planet Green, and in 2010 will be hosting her own show for the network.

Civil rights and environmental advocate working to combine solutions to social inequality and environmental justice, Van Jones is the president and founder of Green For All and the Ella Barker Center. He is a Senior Fellow with Center for American Progress and a Fellow at IONS. His work is currently focused on green economic development.

Principal of William McDonough & Partners, William McDonough is focused on designing environmentally sustainable buildings and transforming industrial manufacturing processes. In 1996 he became the first and only individual recipient of the Presidential Award for Sustainable Development. Author of Cradle to Cradle: Remaking the Way We Make Things, he envisions a society that does not produce waster but instead produces nutrients from former waste products.