Briefs and Reports Abu-Raddad L, Amarasinghe D, Andrews N, Araos R, Bobrovitz N, Bodner K, Cohen C, Cowling B, Buchan S, Oliveira L, Doll M, Fahmy K, Feikin D, Gidding H, Groome M, Joshi S, Kahn R, Kang G, Karimian Z, Kheirandish M, Kagucia E, Katz M, Liu B, Linkins L, Lipsitch M, Kwong J, Lewis N, Mishra S, Mwenda J, Nogareda F, Orenstein W, Patel M, Pebody R, Pilishvili T, Rashidian A, Smith P, Valenciano M, Verani J. Evaluation of COVID-19 vaccine effectiveness in a changing landscape of COVID-19 epidemiology and vaccination. 3 October 2022. Team Members Involved: Korryn Bodner, Sharmistha Mishra Mishra S, M. Stall N, Ma H, Odutayo A, Kwong JC, Allen U, Brown K.A., Bogoch I, Erman A, Huynh T, Ikura S, Maltsev A, McGeer A, Moloney G, Morris A, Schull M, Siddiqi A, Smylie J, Watts T, Yiu K, Sander B, Jüni P on behalf of the Ontario COVID-19 Science Advisory Table. A Vaccination Strategy for Ontario COVID-19 Hotspots and Essential Workers. 23 April 2021. Team Members Involved: Huiting Ma, Kristy Yiu, Sharmistha Mishra