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 …
IQ scores are one of the most widely referenced — and widely misunderstood — metrics in psychology. Whether you’ve taken a professional assessment, stumbled across an online test, or simply heard someone described as having a “high IQ,” you’ve likely wondered what these numbers actually mean. The answer requires understanding …
