Not new but still readable:
A Standards-based, Open and Privacy-aware Social Web
W3C Incubator Group Report 6th December 2010
http://www.w3.org/2005/Incubator/socialweb/XGR-socialweb-20101206/
Federated Social Web Community Group
This group continues the work of the W3C Federated Social Web Incubator Group (http://www.w3.org/2005/Incubator/federatedsocialweb/)
News
Trustworthy Social Web: FP7 proposal submitted
The proposal “Trustworthy Social Web” for a large-scale integrating project in the 7th Framework Programme for Research and Technological Development (FP7) of the European Union has been submitted two hours ago.