1. Department of Geography and Spatial Planning, Maison des Sciences Humaines, University of Luxembourg, Esch-Belval, Luxembourg
2. GAMMA-UL Chair in Regional Integration and Sustainability, Instituto de Ecología A.C., Xalapa, Mexico
3. Department of Politics and International Relations, University of Johannesburg, Johannesburg, South Africa
4. Development Studies, University of Helsinki, Helsinki, Finland
5. Red de Ambiente y Sustentabilidad, Instituto de Ecología A.C., Xalapa, Mexico
6. El Colegio de Veracruz, Xalapa, Mexico