1. Escuela de Sociologia, Universidad Diego Portales, Núcleo Milenio en Energia y Sociedad, Santiago, Chile
2. Geography Department, Royal Holloway, University of London, London, England
3. COPPE, Universidade Federal do Rio de Janeiro, Brazil
4. Geography Department, Universidade Federal de Santa Catarina, Florianópolis, Brazil
5. Sociology Department, University of Cambridge, Cambridge, England;
6. Facultad de Economia y Negocios, Universidad de Chile, Santiago, Chile