Patricia Hayes at the opening of the exhibition, ‘Interruptions: Posters from the Community Arts Project Archive’, Open Design Festival, Cape Town City Hall, August 2014. Curated by CHR resident artist, Emile Maurice, the exhibition was an output of the CHR’s project on ‘Hidden voices in the arts’. ‘Hidden voices’ is one of a number of ‘catalytic projects’ across the country aimed at regenerating the humanities and social sciences in South Africa. Photograph: Suren Pillay