I only just learned about this a few minutes ago but in less than 15 minutes, J.K. Rowling will be a part of a live webcast to talk about Harry Potter. It's called:
Harry Potter: Beyond the Page
A Virtual Author Visit with J.K. Rowling
http://hpwebcast.bloomsbury.com/
Harry Potter: Beyond the Page
A Virtual Author Visit with J.K. Rowling
http://hpwebcast.bloomsbury.com/