In 1984, political scientist James Flynn published a finding that would reshape how we think about intelligence: IQ scores had been rising steadily across the developed world for as long as records existed. The gains averaged roughly 3 points per decade — meaning the average person today would score in …
Can You Actually Increase Your IQ? What the Research Shows
Few questions in psychology generate as much debate as whether intelligence is fixed or malleable. The idea that IQ is set in stone — hardwired by genetics and sealed by early childhood — persists in popular culture, but the scientific picture is considerably more nuanced. Decades of research show that …