"...the combination of:
* Rules (Logic, conceptual/factual structure)
* Play (Learning activity, processing)
...does offer a foundation for some pretty rigorous work on the educational uses of the Second Life platform. It's not the whole story, but it's a great place to start." (Accessed on 6th August 2007 from http://connect.educause.edu/blog/HiredEd/somefoundationsforse/44785?time=1186397357)
It's a good article and well worth a read if you are interested in the educaional use of Second Life. Thanks to Eloise Pasteur's blog post for putting me on to this.