“…The advantages of visual representations for the field of knowledge management have long been recognized and discussed (Newbern and Dansereau, 1995, Sparrow, 1998, Vail, 1999, Wurman, 2001, Wexler, 2001, Eppler, 2002, Eppler, 2003 and include a better overview, a faster access and a more efficient and memorable representation and communication of knowledge assets (such as experts, practice documents, communities, patents, etc.). Visual representations have also proved particularly useful in eliciting Hodgkinson et al, 2004) or referencing implicit knowledge (Sparrow, 1998, Meyer, 1991 and thus can help to make knowledge more widely and easily available.…”