Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: One of an artist's ...

You’ve done it thousands of times. After a game-winning shot, a solid joke, a perfectly executed parallel parking job. You’ve probably never thought twice about who did it first. The high-five is so ...

In the early 1970s, David McNeill, a psychology professor at the University of Chicago, was giving a talk in a Paris lecture hall when something odd caught his eye. There was a woman in the back of ...

Forbes contributors publish independent expert analyses and insights. I'm passionate about communications, especially public speaking. This article is more than 10 years old. One thing that is not ...