is a book author ("Freiburg as a sustainable city") and journalist. She studied political sciences in Freiburg and Paris. In 2018 she founded Freiburg Future Lab. "Rethinking sustainability and economy is a chance to define new criteria for life quality and not only stare at the gross income."

is a political scientist and pyhsicist at the Fraunhofer-Institute for Solar Energy Systems in Freiburg. There he works on energy efficiency of buildings and refurbishment of existing buildings. In 1998, he built the first multi-family passive building in Europe "Wohnen und Arbeiten", together with other families. http://passivhaus-vauban.de/passivhaus.en.html Together with the "Forum Vauban", he was active in the civic participation for the planning of the eco-district Vauban, and lives there. Jörg Dengler is also in the board of the district association of Vauban.

was born in Chile and studied geography in Santiago de Chile. She worked for the regional government of Tarapacá in the north of Chile as an expert for regional planning and development. She then worked at the Ministery for Energy, in the department for sustainable development, where she accompagnied the planning of four regions. She lives in Freiburg since 2017 and has been elected into the Migrant's Council of the City of Freiburg and is also in the board of the association Sahana Eliya, which supports social projects in India, Nepal and Mexiko. Dianela Arroyo-Fernández is a "Climate Mentor". "We citizens are able to really contribute to developing a more sustainable, more human and juster world."

works as a journalist for print media in Alsace. He lives and works in France and Germany, a true European citizen. He is particularly interested in transborder questions and the environment. "The city of Freiburg and its ecodistricts are fascinating by being avantgarde. Visitors often expect huge tecnical explanations and surprising innovations. I particularly like to surprise them by explaining that the sustainable city includes a lot of different aspects of daily life. Transportation e.g. or consumption modes."

studied geography and ethnology in Freiburg and Frankfurt and earned his master's degree in Mexico, focusing on the cultivation of opuntias. In the Vauban eco-district, he co-founded SUSI (Self-Organized Independent Housing Initiative) providing now social housing in four of the former barracks and was active in the "Forum Vauban" citizens' association. "At a time of intensification of the climate crisis, I think it makes sense to show ways out of the crisis through real-life examples."