Skeptoid #836: Can You Tell if I'm Lying?

Skeptoid

Brian Dunning

Skeptic, Social Sciences, Skepticism, Paranormal, Conspiracy Theories, Urban Legends, Science, History

4.6 • 3K Ratings

🗓️ 14 June 2022

⏱️ 14 minutes

🔗️ Recording | iTunes | RSS

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Summary

Can watching body language really tell you when someone is lying?

Transcript

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0:00.0	Uh oh, I see you fidgeting there.
0:05.9	You're not looking me in the eye.
0:07.9	You keep moving your feet and legs.
0:10.5	And I notice frequent body posture changes.
0:13.7	I know what all that means.
0:15.8	It means you're lying to me.
0:18.3	And I know this because it's what they've always taught in law and psychology.
0:23.3	But does science agree that I can tell when you're lying?
0:28.4	It's coming up right now on Skeptoid.
0:35.4	You're listening to Skeptoid.
0:36.8	I'm Brian Dunning from Skeptoid.com.
0:40.5	Can you tell if I'm lying?
0:45.1	Maybe you're at the poker table looking to see if your opponent is bluffing.
0:48.6	A scrap of insight that could be worth thousands of dollars.
0:52.4	Maybe you're a cop in the interview room watching the suspect for a cues that will betray
0:56.6	is guilt.
0:57.9	Maybe you're a TSA agent in the airport watching people go by looking for the specific little
1:02.8	behaviors that reveal this person is up to something deceptive.
1:08.1	Whichever it is, they're all part of the same craft, the observation of body language
1:13.0	that will give away deceptive behavior.
1:15.8	It's used in law.
1:17.0	It's used in security.
	...

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