You can eat your mallow: debunking the marshmallow test

The Stanford marshmallow experiment is probably the most famous study in delayed gratification. In 1972, a group of kids was asked to make a simple choice: you can eat this marshmallow now, or wait 15 minutes and receive a second treat. In the paper, the researchers highlighted two significant findings. First, not physically seeing the … Read More

IQ and death: why smarter people live longer

In my article about neuromyths, I debunked the commonly-held belief that IQ tests results only represent your ability to take IQ tests. In reality—and despite their flaws—IQ tests are predictive of many things. And, in particular, IQ tests can help predict your chances of dying. In a cohort study conducted in 2009 with almost a … Read More