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

It's possible to walk into the LSAT with minimal practice and score a perfect 180. My college roommate managed this feat, and I cannot fathom how he did it. For those of us mortals who may need a ...

In The Bell Curve, Herrnstein and Murray demonstrate that a mother's score on the Armed Forces Qualification Test is a powerful predictor of her child's score on a cognitive achievement test. We ...