This morning I shared Second Life with a group of folks at Vanderbilt University called the "Web Spiders." They're interested in Web development. I got a warm reception for my contribution to their knowledge base and even received applause for my little machinima about the CSO's entry into the 3Dinternet, our new presence on Lighthouse Learning Island.
I'm adding a couple URLs that came up in discussion, ones that are not in the presentation files below:
Congressional Hearing on Virtual Worlds
A great graphic representation of commercial presences in SL (a year and a half-old, btw)
Here's an interesting side-by-side shareout from Google Documents,