November 11, 2020
Emmanuel Oluwasegun Adawaren, Morne Du Plessis, Essa Suleman, Duodane Kindler, Almero O. Oosthuizen, Lillian Mukandiwa, Vinny Naidoo
November 18, 2020
Natalia I. Abramson, Fedor N. Golenishchev, Semen Yu. Bodrov, Olga V. Bondareva, Evgeny A. Genelt-Yanovskiy, Tatyana V. Petrova