Just use params:file to access the file. No need to do params:file.tempfile. Path .
Paperclip takes a full File -like object.
It might be the case you have permissions issues. Paperclip by default create a folder with the name system in public folder and there it save all attachment. Check the permission to the your project directory.
For testing purpose set it to 777.
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.