One year on, Jonathan Haidt talks about the way his book changed the global conversation around children and digital devices – and explains how he handles his own teenagers
Almost half of young people would prefer a world without the internet. We are haunted by the feeling that it has robbed us of something vital, says writer Isabel Brooks
Adele Zeynep Walton’s sibling Aimee was a talented artist who loved music. It was only after her death that Walton realised Aimee had been lured into a dangerous community – and that others may also be victims of it