Mike shinoda is the lyricist of the group but im sure it wasn't only him. Chester Bennington and Mike Shinoda are actually the main lyricists, though the composers of In the End are listed as Linkin Park. No one in particular.
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.