Book excerpt: How Cities Learn traces the circulation of bus rapid transit (BRT) to understand how and why it was widely adopted in South Africa. Investigates the global proliferation and localization of BRT Examines the production and distribution of transportation knowledge in the global south Addresses the spatial and social legacy of apartheid in South African cities Reveals a new way of understanding the intersections between policy, people and place Essential reading for scholars of geography, politics, sociology and transportation, as well as urban planners and practitioners