From the TechSoup Blog:
Twitter has claimed its place on the short list of communications tools for nonprofits and libraries to consider when designing online strategies. This webinar will survey the Twitter landscape, explaining core concepts, enumerating best practices, and describing the tools and tactics that exist to leverage Twitter's strengths.Sign up here!
I think I might miss this one but will have to catch the archived version once it goes up. If you are able to get into this one, tell me about it in the comments.