Scott Wilson from Melbourne's Replicat has some good advice on sustainable choices in packaging your next DVD or CD Replication project .

This Interesting article suggests President Obama is overly reliant on his teleprompt.

I'm not sure I'm really sold on the whole slideshare.net thing, unless they have synchronised audio with the slides. That said, there are some good ones and the best of them have something to teach about communication, if not presentation per se.  Like these three on Thirst and Globalisation and Presentations