"The Man From The Future: The Visionary Life of John von Neumann" — a 2022 biography — is terrific.

https://www.theguardian.com/books/2021/oct/13/the-man-from-t...

https://www.astralcodexten.com/p/book-review-the-man-from-th...

https://archive.ph/6zyWn

sample: https://www.amazon.com/Man-Future-Visionary-Life-Neumann/dp/...

https://www.amazon.com/Man-Future-Visionary-Life-Neumann/dp/...