Who is the jungle animal on the left that caused the lady in the middle to back away?
When you see someone who talks with his or her hands held upwards, with palms inward, you are looking at training.
It’s not a manifestation of emotion. It’s training. And the training is based in zero data.
JFK talked like that on the first presidential debates on TV. Poli Sci types declared that this is how you draw an audience to you, you gather them to your words, you are persuasive.
There is Zero statistical evidence of any experiments testing this. It is all JFK worship dating back 60 yrs.