Africa Cesar BitaKenyamcbita@yahoo.comJohn GribbleSouth AfricaACO Associatesjohn.gribble@aco-associates.comJonathan SharfmanSouth AfricaAfrican Centre for Heritage Activitiesjsharfman@icon.co.zaRicardo Manuel Maia Teixeira DuarteMozambiqueUniversidade Eduardo Mondlanermtduarte@gmail.comSada MireSomaliaUniversity College Londons.mire@arch.leidenuniv.nl