1. Maxwell Hartt is Associate Professor at the Department of Geography and Planning at Queen’s University, Mackintosh-Corry Hall, Kingston, Ontario, K7L 3N6, Canada;
2. Sharmistha Bagchi-Sen is Professor in the School of Geographical Sciences and Urban Planning at Arizona State University, Tempe, AZ 85281, US;
3. Justin B. Hollander is Professor in Urban and Environmental Policy and Planning at Tufts University, 97 Talbot Ave, Medford, Massachusetts, 01519, US;.;