- Many organisations make effective use of their codified knowledge, but they often fail to make most efficient use of their tacit knowledge stocks. What we define here as tacit knowledge is the 'articulable implicit IT managerial knowledge', that organisational personnel to varying degrees of success make use of. In this paper we present a graphical interpretation of selected results from what we label as organisation Z. These results have been obtained through a tacit knowledge questionnaire and visualized using formal concept analysis. The results are balanced with social network analysis, which aid in determining if tacit knowledge is being passed from one individual to the next