IQ tests have undergone huge adjustments over the decades to account for racial, gender, and social biases, as well as ...

When IQ scores are plotted on a graph, they typically follow a bell-shaped curve, often called the bell curve. The peak of the "bell" occurs where most scores ...

Does a high IQ score predict success ... author of thecontroversial new book, 'The Bell Curve,' answered yes to thesequestions. This week we start a two-part discussion by looking at thescience ...