You can access the mark scheme in more detail from Edexcel here.
Examples of further critical readings about That Hideous Strength and Brave New World can be found in the side-bars to the left. You may be interested in:
- Apocalyptic Themes in "That Hideous Strength" by Marisa White
- "Brave New World" an Essay by Leon Kass
You should make sure you complete reading Howard's The Miserific Vision and that you have planned similarities and differences based on the theme.
Begin drafting your ideas remembering to include an evaluation of contexts and other readers' opinions about the novels.
Good luck.
You can always email me for help or post an SOS here!
Image: Old isn't as bad as it looks!