This 10 point article is excellent for AO3 or for applying different interpretations as you are reading the text.
http://www.bbc.co.uk/news/magazine-12711091
Why not follow up with "Readers New Meanings For Frankenstein" - again, just what you need for help with modern interpretations of the text for AO3!
http://www.bbc.co.uk/news/magazine-12737956