Was fortunate enough to attend a few guest lectures from him at Stevens when I got my minor degree in science and technology studies. He was so sharp that I was blown away that he was (at the time) 80 years old.
I wonder what his life in Tokyo was like! Did he ever write about it?
andyjohnson0|21 days ago
https://seclists.org/interesting-people/2018/Jun/35
https://seclists.org/interesting-people/2018/Jul/2
https://seclists.org/interesting-people/2018/Jul/84