**Giorgos Kallis **is ICREA Professor at the Institute of Environmental Science and Technology, Autonomous University of Barcelona.Susan Paulsonis Professor at the Center for Latin American Studies, University of Florida.Giacomo D'Alisais a FCT post-doctoral fellow at the Centre for Social Studies, ...

**Giorgos Kallis **is ICREA Professor at the Institute of Environmental Science and Technology, Autonomous University of Barcelona.Susan Paulsonis Professor at the Center for Latin American Studies, University of Florida.Giacomo D'Alisais a FCT post-doctoral fellow at the Centre for Social Studies, University of Coimbra.Federico Demaria is a lecturer in ecological economics and political ecology at the University of Barcelona.