Oliver Sacks has died. 

http://www.nytimes.com/2015/08/31/science/oliver-sacks-dies-at-82-neurologist-and-author-explored-the-brains-quirks.html?smid=fb-nytimes&smtyp=cur&_r=0

This is a pretty good read for anybody thinking about (or in) a science graduate program. I agree with almost all of it, most of all, the last paragraph.