There are two things I think Biden needs to do in Thursday's debate....
1) Quickly establish he is more of a feminist than Palin will ever be. This will inoculate him from any sexism charges that are sure to come his way if he is seen as too "tough" on Palin. I mean, when it comes feminist issues, Biden is amazing. Check out this recent New Republic article to see where he really stands and what he has done...
http://www.tnr.com/politics/story.html?id=685a4524-9702-49c0-b062-7d9ecd21a8542) Make it known that the world of presidential politics is not for the timid and poseurs. He needs to stress that in today's world of politics a VP must be tougher than ever before and if people can't take the heat, they should get the hell out of the kitchen. Remember how the right kept using this phrase on Hillary? That is until Palin started getting some of the same, then it turned into the media is sexist argument (that was ignored during the Dem primaries by the media).