Wow, 24 votes for Flash Forward so far. Should make for some good discussion hopefully assuming it wins. Of course "Styles" had a lot of votes for this months book and there hasn't been a huge amount of discussion.
The author has a reading group guide that we may be able to make some use of.
http://www.sfwriter.com/rgff.htm
I haven't read through it yet as it contains SPOILERS so I don't know if it'll be useful or not.