Andrew Huberman· PhD
And when we say, 'What does acetylcholine do,' we will sometimes say it's the memory neurotransmitter. And when we say, 'What does norepinephrine do,' we'll sometimes say it's the attention one. And when we say, 'What does dopamine do," we'll sometimes say it's the reward one. And when we say, 'What does serotonin do,' we'll sometimes say it's the mood one. And there's reasons for that. And they have a lot to learn, and making it simple is a good idea.