RIP Bob Taylor, who played a role in the creation of the ARPAnet, the personal computer, Engelbart's mouse, Xerox's desktop metaphor, and more. Also (this guy didn't slack) co-wrote "The Computer as a Communications Device" (1968) with Licklider.

https://mobile.nytimes.com/2017/04/14/technology/robert-taylor-innovator-who-shaped-modern-computing-dies-at-85.html