For the last couple of months, IBM developerWorks has been launching group and expert spaces. Group spaces focus on a specific technical topic and maybe led by multiple administrators and editors. Visitors to a groupspace can request membership to the space to stay informed with thegroup. Expert spaces are owned by experts in the developer community andinclude links to each expert's favorite resources, including blogs,forums, podcasts, and more.
For those of you interested in social software, come view and join the social software group space.