http://mediacamplondon.pbwiki.com/
What is MediaCampLondon? - It's an UnConference with a strong educational flavour for advertisers, agencies, bloggers, podcasts, recruiters, webTV, and new media professionals & amateurs for one day to share, explore, challenge, and grow our abilities in new media. Learn about audio and video podcasting, blogging, web marketing, photography, email campaigns, Second Life, Twitter, and all kinds of other new and social media tools. Whether you're a veteran or interested in getting started, MediaCamp is for YOU.