When Aristotle claimed that humans differ from other animals because they have the ability to be rational, he understood rational to mean that we could form our views and beliefs based on evidence, ...

I met the most rational person I know during my freshman year of college. Greg (not his real name) had a tech-support job in the same computer lab where I worked, and we became friends. I planned to ...

Standard IQ tests are problematic on many levels — not least, because they do very little to tell us about the quality of our thinking. Looking to overcome this oversight, psychologist Keith Stanovich ...