Building a community-driven website

[Michael]

One of the major goals of the group is to foster a community-driven
website, a la Wikipedia, where users engage with the content and feel
a certain sense of ownership.

Here's a good read on the philosophy behind Flikr, a social-
network(ish) site for online photo sharing:
http://www.alistapart.com/articles/fromlittlethings

Any ideas?