Sources:

https://www.mentalfloss.com/article/639299/octavia-butler-author-facts

https://www.nytimes.com/2021/01/15/books/review/the-essential-octavia-butler.html

https://web.mit.edu/m-i-t/articles/butler_talk_index.html

https://www.bbc.com/culture/article/20200317-why-octavia-e-butlers-novels-are-so-relevant-today

https://www.newyorker.com/books/second-read/octavia-butlers-prescient-vision-of-a-zealot-elected-to-make-america-great-again