I came across this excellent video today (thanks @piawaugh), based on a talk given by David Pink. It illustrates some very unusual and, to me, unknown things about workplace motivation and goes a long way to explaining why the Open Source movement exists.
[youtube width="640" height="480"]http://www.youtube.com/watch?v=u6XAPnuFjJc[/youtube]
Maybe a few managers at Government Departments need to be forced to watch this ?