Great Information on BIM

here is some great information on virtual design and BIM
Autodesk has enabled engineers with a new vision to project management and collaboration.
http://images.autodesk.com/adsk/files/mcgraw-hill_construction_bim_smartmarket_report_december_2008.pdf
http://images.autodesk.com/adsk/files/revit_architecture_2010_brochure.pdf