Public

What personal experience led the speaker to her career studying how people work?

• A lifelong passion for psychology

• Years of social awkwardness

• An early interest in human behavior

• A desire to improve public speaking skills

According to the speaker, what is the first part of the body people instinctively look at when they see someone?

• The eyes

• The face

• The hands

• The mouth

What is the average number of hand gestures used by the most popular TED Talkers in an 18-minute talk?

• 272 gestures

• 350 gestures

• 465 gestures

• 500 gestures

What was the key finding from the Stony Brook University study involving sweat pads and fMRI scans?

• People can consciously identify emotions from sweat.

• Fear is a more potent emotion than excitement.

• Emotions are contagious and can be transmitted chemically.

• Physical exertion leads to a heightened emotional state.

What was the primary observation when the speaker stood in the street and looked up at nothing?

• People ignored her and continued walking.

• People asked her what she was looking at.

• People started looking up at nothing as well.

• People quickly walked away from her.

According to the speaker, what is the primary purpose of the fear microexpression?

• To signal aggression to potential threats.

• To attract attention from others for help.

• To prepare the body for fight, flight, or yelling for help.

• To express sadness and elicit sympathy.

Are you enjoying the video lesson?

• Yes

• No

What is the key difference between a 'real' and 'fake' happiness microexpression, and how do they affect others?

• A real smile involves only the mouth, while a fake smile involves the whole face; both produce happiness in others.

• A real smile engages the upper cheek muscles, while a fake smile does not; a real smile produces happiness in others, while a fake one produces nothing.

• A real smile is a wider grin, while a fake smile is a narrow one; both are equally contagious.

• A real smile is a quick flash, while a fake smile is prolonged; a real smile produces nothing in others, while a fake one produces happiness.

What did the experiment involving different versions of 'hello' reveal about emotional contagion through vocal tone?

• People cannot distinguish emotions through vocal tone alone.

• People prefer a neutral tone over an emotional one when hearing 'hello'.

• People can hear happiness in a voice, and it increases the speaker's likability.

• People are more likely to trust a sad 'hello' than a happy one.

How do happiness micro-expressions affect a person's likeability?

• They make a person less likeable.

• They have no effect on likeability.

• They make a person more likeable.

• They only affect likeability in men.