Most people assume that high intelligence comes down to a number, usually measured by a standard IQ test. But psychologists now agree that intelligence is far more complex and cannot be reduced to a ...

There are several everyday behaviors that signal whether or not a person is highly intelligent. How they respond to learning new things and embracing different perspectives can say a lot about their ...

Some people don't need a stack of diplomas or a genius-level IQ to come across as incredibly sharp. Intelligence has a way of sneaking into everyday interactions—through quick wit, thoughtful pauses, ...