On Jan. 6, 2009, in Arlington, Virginia, the National Science Foundation, The Ballston Science and Technology Alliance, and BioInformatics, LLC, hosted a Cafe Scientifique on Science and Social Media. In part 3 of this 4 part video, Stephanie Stockman, a geologist, science educator and NASA contractor at Goddard Space Flight Center, discusses why she develops and implements education and outreach programs for NASA’s Earth and Space science missions using new media. She is an avid blogger and Twitterer and has found both of these tools to be indispensable in her work.