Tom Van Vleck just passed this on the Multics mailing list. Fernando
Corbató has passed away at 93.

https://www.nytimes.com/2019/07/12/science/fernando-corbato-dead.html

Clem organized the wonderful Unix 50 event at the LCM two days ago, where
we saw a working 6180 front panel on display (backed by a virtual DPS-8m
running Multics!).

This is our heritage and our history, let us not forget where we came from.

        - Dan C.