This post is co-authored by Ron Riggio and nonverbal communication expert Alan Crawley. When and why do we clap? We get startled, and we clap. We try to get our dog’s (or our child’s) attention, and ...

Lengthy applause is seen as the ultimate mark of approval on a performance. But rather than showing we like what we see, researchers believe the length of time we clap is closely linked to peer ...

But these moments are unforgettable, especially when you're watching a movie for the first time with a bunch of strangers who all react in tandem. In my experience, it happens with sagas where ...