Are attention spans really shrinking? What the science says

A century before social-media bans and advice to disable device notifications, the inventor and science-fiction writer Hugo Gernsback proposed a more extreme way to avoid distraction: an isolating wooden helmet. Outside influences, he said, were “the greatest difficulty that the human mind has to contend with”. Gernsback’s isolator device — part diving suit, part monastic cell — did help him to work, he said, but it came with a risk of suffocation. He later installed an air supply. …