Reena das Nair is a senior researcher at the Centre for Competition, Regulation and Economic Development (CCRED). In this interview hosted by Trade Industrial Policy strategies and UNU - Wider, she provides information about research on supermarket value chains in Southern Africa. The focus is on supermarket chains from South Africa and other SADC countries including recent entrants into the regional market, notably Choppies from Botswana. The research is addressing how supermarket strategies are evolving to address segmented markets in the region.