Site contains it's own search engine for web based infographics, is a silo of data from govt agencies, non-profits and other research and data-focused entities and allows users to create their own infographics.
Although pitched to web designers these tips can apply to anyone trying to promote themselves and what they do - including, of course, teacher librarians.
Robin Good - Communication Designer and New Media Explorer - has compiled this great mind map of the top collaboration tools for 2011 that he updates ... weekly! Check out the other mind maps he's created from the list on the right-hand side.
Social networking and participatory library services - Judy O'Connell's great selection of social networking tools curated from blogs, tweets, videos etc etc. Wow!