Interview - More than 1 million people around the world have lost their lives to Covid-19. At least another 38 million people have been infected; many have fallen severely ill. With nearly every country in the world having reported Covid-19 cases, the social and economic consequences of the pandemic have been devastating and far reaching. A Covid-19 vaccine will be critical to ending the pandemic and saving lives. The race to develop such a vaccine is on. But who will ultimately be able to access and afford it? Birgit