A new UCLA study challenges long-standing research claims that people of East Asian and European origins perform differently on a well-known visual perception test. The rod-and-frame task asks viewers ...

Since antiquity, people have speculated about why it is that people in different parts of the world have different customs, rules, habits, and psychological tendencies. Indeed, if you’ve traveled ...

Almost everyone is familiar with the placebo effect. Patients who believe they have received an effective remedy tend to feel better and show improvement, even when the remedy is a sham treatment or ...

Tight cultures tend to have strong cultural norms and a pronounced lack of tolerance for deviant behavior. Conversely, loose cultures have weak cultural norms and more tolerance for deviant behavior.

Alexandra Wormley receives funding from the National Science Foundation. Michael Varnum has previously received funding from the National Science Foundation, the US Fulbright Program, and the China ...