Why do Harris and Jefferies always move their hands when they're talking?

That is how you tell if they are lying.

But the old saying is that a if a politician’s mouth is moving they are lying to you.

Cause they lie

To fool you into thinking they are more intelligent than they really are

Subliminally appealing to the Italian vote?

Psychology tells us that audience members trust/like speakers who use their hands more than speakers who keep their hands and arms still.

Dang!

It’s meant to distract from the vomit coming out of their mouth. It’s a form of idiotsplaining

every study on the topic says that people who talk with their hands are multiple standard deviations below average IQ