Lisa Feldman Barrett
👤 SpeakerAppearances Over Time
Podcast Appearances
Okay.
So it's a Granny Smith apple.
Yeah.
Okay.
What does it taste like?
Like imagine grabbing it.
biting into it, hearing the crunch of the apple.
What does it taste like?
Like a little tart maybe?
Yeah.
Yeah.
Okay.
So if I were imaging your brain right now, what I would see is
I would see changes in the signal that is related to neural activity in your visual cortex, even though there is no apple in front of you.
And I would see a change in activity in your auditory cortex, even though you didn't really hear the crunch.
And your mouth is watering.
And in fact, every time you sit down for a meal, your brain directs your saliva glands to produce more saliva to prepare you to eat and digest the food.
So that usually happens in advance of even sitting down to a meal.
That is all prediction.
That's all of that is your brain preparing itself