role that specific languages (i.e. linguistic codes) play in the production of discourse. Granted, humans are the ones who communicate, who interact with others, who convey ‘meaning’. Nevertheless, language (i.e. shared symbols), as it has been formulated and agreed upon by cultural groups, significantly determines the ways in which speakers/authors are expected to construct their message. Successful communication implies shared grammar. Or as J. Gumperz maintains, It seems clear that knowledge of