For our FB Connect application, we are using our own user record that is linked up to the Facebook user ID. You could always maintain your own user table and have Facebook user ID be the unique identifier, but that locks you in to FB Connect. Using a separate, internal user ID will allow you to link other type of shared login scheme (e.g. , OpenID) to your user accounts.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.