$facebook->getUser() uses a cookie to get the user. If you use CodeIgniter, or another library that "eats" cookies that PHP assigns automatically, you need to create a proxy page outside CI, that would pick up the cookie the redirect back into CI.
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.