Prof Justin Visagie is a Senior Research Specialist at the Human Sciences Research Council, with a focus on urban economics, development economics, and applied microeconomic research. He is also an Associate Professor in the Department of Economics and Finance at the University of the Free State, supporting the DSI/NRF Chair in City-region Economies. He was previously Director of Economic Planning, Policy and Research in the Department of Economic Development, Environmental Affairs and Tourism in the Eastern Cape. He completed his PhD at the University of KwaZulu-Natal, where he won the prestigious Founders' Medal of the Economic Society of South Africa for his thesis on the development of the middle class in South Africa. Prof Visagie has expertise in microeconomic data analysis and has worked on a wide array of cross-sectional and longitudinal data sets. He has published more than 20 peer-reviewed journal articles and book chapters, while regularly producing numerous reports for local and international organisations such as the World Bank, International Science Council, UNU-WIDER, and National Treasury. His recent research projects have involved spatial administrative data mining, regional industrial policy, city-region economies, tradable services, spatial inequality, social mobility, urbanisation, housing, and migration.