danah boyd is a social scientist at Microsoft Research and a research associate at Harvard University's Berkman Center for Internet and Society. In her research, she examines everyday practices involving social media, with specific attention to youth participation. Lately, she has been focused on issues related to privacy, publicity, and visibility. She recently co-authored Hanging Out, Messing Around, and Geeking Out: Kids Living and Learning with New Media. She is currently co-directing the Youth and Media Policy Working Group, funded by the MacArthur Foundation. She blogs at http://www.zephoria.org/thoughts/ and tweets at @zephoria.