Herbert Girardetis an author, filmmaker, and consultant focusing on sustainable development. He is director of programs of the World Future Council, and a former chairman of the Schumacher Society in the U.K. He is a recipient of a U.N. Global500 Award for outstanding environmental achievements. His previous books includeThe Gaia Atlas of Cities, 1992 and 1996;Cities, People, Planet: Urban Development and Climate Change, 2004 and 2008; andSurviving the Century: Facing Climate Change and Other Global Challenges, 2007.Miguel Mendonçais research manager for the World Future Council. He works in both research and advocacy, focusing on renewable energy policy. He has worked on four continents, campaigning, coalition building, and speaking, and is a member of the steering committee of the Alliance for Renewable Energy.