* Nicholas Clarke, professional architect, lecturer and heritage practitioner, has lectured in the history of architecture, with focus on South Africa, since joining the staff at the University of Pretoria in 2007. He completed an MPhil degree at Magdalene College, Cambridge, in 2004 and is, at the time of going to press, completing a doctoral thesis at the Technical University, Delft. He is actively involved in heritage management and documentation in South Africa as well as on the World Heritage stage. * Roger Fisher, Emeritus Professor of the Department of Architecture, University of Pretoria, is an architectural writer and critic. He has served as an assessor and scribe on many of the regional and national architecture awards panels in South Africa. In 2010 he was the recipient of the Writers and Critics Award from the South African Institute of Architects and in 2013 of the Heritage South Africa Gold Medal. He contributes to the website artefacts. co. za, an ongoing documentation of all aspects of the South African built environment.