Ján Buček is Associate Professor at the Comenius University in Bratislava. He holds a Ph.D. degree in economic geography at Comenius University. Currently he is Chair of the International Geographical Union Commission on the Geography of Governance (since 2008), Vice-President of the Slovak Geographical Society (since 2010) and a member of editorial boards of several scientific journals.  Carlos Nunes Silva, PhD, is Professor Auxiliar at the Institute of Geography and Spatial Planning, University of Lisbon, Portugal. His research interests are mainly focused on local government policies, history and theory of urban planning, urban and metropolitan governance, urban planning ethics, urban planning in Africa, research methods, local e-government, and urban e-planning.