Jeff Jarvis, the celebrated media blogger, has posted up a speech he gave as part of the Guardian lecture series on the future of journalism. It's an interesting read. But I recommend you dig around. There is a write up of the session, with journalists talking about how the web is changing how they work and at the end of Jeff's presentations there are some other useful slide shows to keep you up-to-speed with some of the latest thinking....
http://www.buzzmachine.com/2008/06/26/od-on-me/
www.itsopen.co.uk