For something completely different than usual, here is an interesting graphical representation of the organisational changes Autodesk has been through in the last couple of years.
The OrgOrgChart (Organic Organization Chart) project looks at the evolution of a company structure over time. A snapshot of the Autodesk organizational hierarchy was taken each day between May 2007 and June 2011:
This representation is reminiscent of the Disk Tree visualization technique developed at Xerox Parc (Chi E.H., S.K. Card, 1999, Sensemaking of Evolving Web Sites Using Visualization Spreadsheets, Proceedings of the Symposium on Information Visualization (InfoVis '99), pp. 18-25), showing implicit and explicit affinities among information items and revealing relationships that are difficult to discover in traditional representations. Proximity or connections between items can reveal complex relationships in a comprehensive way, provide visual access to data structures, and enable detection of tendencies or patterns in the process.