Sana Khadar

So you kind of set him up either way.

So were you making it up the first time around when you said it?

Rebecca, that is amazing.

I'm obsessed with that.

All the women of the world and the men of the world can use this now to like catch their partners out.

I love it.

That's probably the best origin story I've ever heard.

So thank you.

Dr. Rebecca Wilcoxon is no longer a jilted girlfriend.

She is a lecturer in forensic and social psychology at CQ University.

And as you probably already worked out, today we are talking about lie detection.

And it turns out most of us think we're pretty good at spotting when someone is lying.

And most of us are dead wrong.

So is there anything that does work?

And can lying show up on brain scans?

From ABC Radio National, this is All in the Mind.

I'm Sana Khadar.

And today it's our fourth and last episode in Forensic, our special series about the psychological tools used to crack crimes.

What works, what doesn't, and where things go wrong.

And today, the lies we've been told about lie detection.