OSS can serve as a metaphor and model of community-organizing.
Below is an article on community organizing during Katrina and the S.E.Asia Tsunami.
Open source disaster recovery: Case studies of networked collaboration
by Calvert Jones and Sarai Mitnick. First Monday Magazine, May 2006.
http://www.firstmonday.org/issues/issue11_5/jones/index.html
See also:
Analysis of open source principles in diverse collaborative communities
by Jill Coffin
http://www.firstmonday.org/issues/issue11_6/coffin/index.html