Hello and welcome to another episode of No Such Thing as a Fish, a weekly podcast coming

to you from the QI offices in Covent Garden.

My name is Dan Schreiber, I'm sitting here with James Harkin, Andrew Huntamari, and Anna

Chazinski, and once again we have gathered around the microphones only this time not with

our four favourite facts from the last seven days, but with the best four facts sent

in by you the listener.

And so in no particular order, here we go.

Starting with fact number one, and that is you Chazinski.

Yeah, my fact was tweeted into us by someone called Owen Nelligan, so thanks for this Owen,

this fact is that the person who invented the lie detector married the first person

he interrogated with it.

Did he say will you eventually marry me and she said no and then it came up as a lie?

Well, it's so close to that.

According to a book about the history of lie detection and polygraphs, he, so this is

a guy called John Augustus Larson, and he was using a lie detector to interrogate Margaret

Taylor, and it was about a diamond ring that she'd had stolen.

And so the result of the interrogation was that her diamond ring was found and returned

to her, and she was so grateful that she volunteered her services to him to play criminal

in other lie detection tests.

And then after about a year apparently he had her on the lie detection test and he said,

do you love me?

And she said no and it came up as a lie and she said, did you take that?

...