Graven, Mellony Holm2015-06-022015-06-022015-06-02http://hdl.handle.net/10539/17941Thesis (Ph.D.)--University of the Witwatersrand, Faculty of Science, 2002.enMathematics teachers--South AfricaTeachers--In-service training--South AfricaTeachers--Training of--South AfricaMathematics teacher learning, communities of practice and the centrality of confidenceThesis