Identity presentations can be boring because by and large it is a boring topic full of acronyms, complexities and unresolved issues. This presentation by Dick Hardt at OSCON 2005 breaks the mold so to speak by talking about complicated issues in a very interesting and visual manner. It is worth watching if you are interested in identity or looking for an interesting visual presentation technique for your next Powerpoint/Keynote.
David Harrison's musings on collaboration and I.T.