Matthew Walker photographed in his sleep lab. Photograph: Saroyan Humphrey for the Observer “I had been looking at the brainwave patterns of individuals with unique kinds of dementia, but I was failing miserably at finding some difference between them,” he …
Dillon Hopper talking in Pikeville, Kentucky. Photograph: YouTube In an interview with the Guardian in May, a Vanguard America organizer from Texas, who would identify himself only as a vice commander called Thomas, said that a huge percentage of Vanguards …
The Steve Biko Institute in Salvador offers a free course for black students from low-income families to prepare them for university entrance exams. Photograph: Mario Tama/Getty Images They are also disproportionately represented across the countrys notoriously underfunded public school system. …
