Sources
- Encyclopaedia Britannica, Johannes Gutenberg, o.D.: https://www.britannica.com/biography/Johannes-Gutenberg
- Encyclopaedia Britannica, Medici family, o.D.: https://www.britannica.com/topic/Medici-family
- Encyclopaedia Britannica, Cesare Borgia, o.D.: https://www.britannica.com/biography/Cesare-Borgia
- Encyclopaedia Britannica, Leonardo da Vinci, o.D.: https://www.britannica.com/biography/Leonardo-da-Vinci
- HISTORY, 7 Ways the Printing Press Changed the World, o.D.: https://www.history.com/articles/printing-press-renaissance
- Wikipedia, Printing press, o.D.: https://en.wikipedia.org/wiki/Printing_press
- Stanford Encyclopedia of Philosophy, Francis Bacon, 2021: https://plato.stanford.edu/entries/francis-bacon/
- Artnet News, Art Bites: Why Did Leonardo Use Mirror Writing?, 2024: https://news.artnet.com/art-world/art-bites-leonardo-mirror-writing-2473530
- Ada Palmer / Dwarkesh Patel Podcast, Why Leonardo was a saboteur, Gutenberg went broke, and Florence was weird, 2025: https://www.dwarkesh.com/p/ada-palmer
- Ada Palmer / YouTube, Why Leonardo was a saboteur, Gutenberg went broke, and Florence was weird, 2025: https://www.youtube.com/watch?v=PAIhVfGbREA
- University of Chicago Press, Inventing the Renaissance: The Myth of a Golden Age, Ada Palmer, 28. März 2025: https://press.uchicago.edu/ucp/books/book/chicago/I/bo246135916.html