An award-winning neurologist on the Stone-Age roots of our screen addictions, and what to do about them. The human brain hasn't changed much since the Stone Age, let alone in the mere thirty years of the Screen Age. That's why, according to neurologist Richard Cytowic--who, Oliver Sacks observed, "changed the way we think of the human brain"--our brains are so poorly equipped to resist the incursions of Big Tech: They are programmed...