This is hidden brain.
I'm Shankar Vedantan.
It was November 2004.
Jeopardy.
Champion Ken Jennings kept winning and winning and winning.
He now has $1,004,960.
His truth seemed unbreakable.
A total of $2,006,300.
With Christmas approaching on his 75th appearance on the show, the champion seemed likely to win yet again.
It was final jeopardy.
The last challenge of the episode.
If Ken got this one answer right, the streak would continue.
Host Alex Trebek presented the question.
The category is business and industry.
And here is the clue.
Ladies and gentlemen, most of this firm's 70,000 seasonal white collar employees work only four months a year.
30 seconds.
Good luck.
Columbia University psychologist Eric Johnson describes what happened next.
So Jennings thought, and thought must be seasonal.