Her research focuses on how people negotiate a presentation of self to unknown audiences in mediated contexts.
She studied blogging, social network sites (e.g. Friendster, Tribe.net, Orkut...), tagging, and other forms of social media and has written papers on a variety of different topics, from digital backchannels to social visualization design, sexing of internet interactions to creating artifacts for memory work.
C. Li. Mcgraw-Hill Professional, (2008)Charlene Li works for Forrester Research, a company well-known for its research on social media. "Web-Strategist" Jeremiah Owyang whose blog is among the top50 ad-blogs world-wide (http://www.web-strategist.com/blog) also works there as an analyst. I heartily recommend his blog if you're interested in social media and its impact on the business world..