Philosophical Society of Southern Africa Posted on April 2, 2014 by SCG DR Copyright Holders: Philosophical Society of Southern Africa Self-archiving policy Conditions Accepted version: √ Published version: X Remarks: Copyright of published material is held by the Philosophical Society of Southern Africa. Authors are permitted to self-archive post-prints of their papers in Open Access archives and/or on personal and/or institutional web pages. Verification Date: 27.03.2014