Elizabeth Chacko is Professor of Geography and International Affairs at George Washington University, USA. She has conducted research in the United States, India, Ethiopia, and Singapore on the flows of people, capital and ideas, and their impacts on economic, cultural and social geographies in cities.

Marie Price is Professor of Geography and International Affairs at George Washington University, USA. She is interested in how cities and civil society respond to immigrants as well as how immigrants influence these localities through their own agency and networks. Most of her work focuses upon the Americas.