2020 was cruellest to those who already had the least. At first, it was said that “the virus doesn’t discriminate”, but as COVID-19 spread it became clear that having a low income, being an essential worker or being a member of a marginalised racial minority are “co-morbidities” – factors which make people more likely to die. Then the pandemic created a hunger crisis, leaving hundreds of millions of already struggling people without the earnings to feed their families. It created an educational crisis, too. United Nations children’s agency UNICEF found that a third of the world’s schoolchildren – 463 million children globally – had had…