Since I've been trying to ignore the internet, I only just learned that one of my first academic mentors, Jerry Schneider, died in December. Here's a little write-up:
https://bcs.mit.edu/news/professor-emeritus-gerald-schneider-discoverer-two-visual-systems-dies-84

Jerry taught me animal behavior. I can't emphasize enough how impactful it was to have him as a teacher.