TransparencyCamp West is an Unconference where the participants decide on what they want to talk about and learn. Last year this included folks inside of the government, techies, journalists stone geeks and social advocates. This year the TCW will be held on the Google campus.
I don't think you'd have a bat's chance in hell in getting in at this late date. The good news is that you can watch the videos of the prior year event. Jay Dedman and Ryanne Hodson recorded interviews with some of the folks from the Sunlight Foundation and with some of the participants.