Why you will need your mask even after the vaccine

Two Faculty of Science professors, Dasantila Golemi-Kotra (Biology) and Jianhong Wu (Mathematics & Statistics) teamed up to write this Conversation Canada piece to explain why we need to wear our masks for a while yet, including after we get our vaccinations:  https://theconversation.com/covid-19-vaccine-rollout-why-a-mask-and-social-distancing-are-still-needed-even-if-you-get-the-shot-152351