“In April, Sarah Gilbert’s three children, 21-year-old triplets all studying biochemistry, decided to take part in a trial for an experimental vaccine against Covid-19.It was their mother’s vaccine—she leads the University of Oxford team that developed it—but there wasn’t a big family talk. ‘We didn’t really discuss it as I wasn’t home much at the time,’ Gilbert told me recently. She’d been working around the clock.” And that work is part of one of the most promising vaccine efforts in the world. The British are coming. And in this case, they can’t get here soon enough. Bloomberg’s Stephanie Baker with a very interesting look at Oxford’s race to develop a vaccine. “It doesn’t need to cure you. … We want a vaccine to stop people from going to hospital and dying. If you can do that, I think people will be pretty happy.”