My Ph.D adviser (who was also a close colleague, mentor, and friend, very much not Ph.D's Prof. Smith) died this summer. One of the most acute grief triggers e

My Ph.D adviser (who was also a close colleague, mentor, and friend, very much not Ph.D's Prof. Smith) died this summer. One of the most acute grief triggers early on was seeing him in my chat roster (and shared Google Docs, calendar events, etc.).