What is Psychometrics?

Psychometrics is a field that often flies under the radar, but it’s actually one of the most important areas of psychology and education. It’s all about measuring things that aren’t directly visible—like intelligence, personality, and mental health. If you’ve ever taken an IQ test, a personality quiz, or even a standardized exam, you’ve experienced…

Raymond Cattell: The Psychologist Who Measured Everything

If you’ve ever taken a personality test or wondered why intelligence doesn’t seem like a one-size-fits-all concept, you might have Raymond Cattell to thank. This guy was a research powerhouse, shaping how we think about intelligence, personality, and psychological measurement. With over 500 research articles, 60 books, and 30 standardized tests, Cattell was all…