"Already, by my count, there are four major social networks: Facebook, Twitter, LinkedIn, and Google Plus, with Facebook presumably consuming a disproportionate amount of all time that people spend on these sites. Might there be room for one more big-time contender?"

"Federal employees are increasingly turning to social media websites for work and personal use, particularly as more agencies lift restrictions on access, according to a new survey"

"In Few Years, Social Network Data May Be Used in Underwriting"

"Workshop shows advantages of social media in job hunting"

"GoingOn Networks, Inc. today unveiled a new release of its Academic Engagement Network, an innovative social platform designed to transform the way that students and faculty connect with the people, resources and activities that can help them succeed and enhance their academic life experience. "

"Meet Chime.in, which launched in beta form at the Web 2.0 Summit in San Francisco on Tuesday. Chime.in, which is reminiscent of Twitter, Digg, and Facebook, among others, is the latest brainchild of Bill Gross, who founded the UberMedia properties, including UberTwitter."

"Social network sites may be changing people's brains as well as their social life, research suggests."

"The Office of Fair Trading is warning debt collectors not to pursue people who owe them money on social networking sites such as Twitter and Facebook. "