in memoriam: Kelly Gotlieb, Ursula Franklin, David Bell

Calvin C. (“Kelly”) Gotlieb (March 27, 1921 — October 16, 2016) web.cs.toronto.edu/news/current/In_Memoriam__The__father_of_computing_in_Canada__Calvin_C__Gotlieb.htm

Ursula Franklin (September 19, 1921 — July 22, 2016) www.theglobeandmail.com/news/national/ursula-franklin-canadian-scientist-and-activist-had-a-passion-for-peace/article31123033/

David V.J. Bell (April 9, 1944 — January 10, 2017) www.thestar.com/news/gta/2017/01/14/sustainability-advocate-and-former-york-university-dean-dead-at-72.html