PASCAL welcomes Gaborone, the capital city of Botswana, as the newest addition to PASCAL International Exchanges with a stimulus paper written by Dr Chadzemula Molebatsi from the University of Botswana. Gaborone becomes the fourth African city in the PIE exchanges joining Dar es Salaam, Kampala, and Dakar. It is expected that a further stimulus paper for Addis Ababa will be added shortly.