ARTi

The infinite scroll

Chapter 1

The birth of the bottomless feed

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Chapter 2

Your brain on dopamine

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Chapter 3

The dark patterns of design

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Chapter 4

Reclaiming your digital attention

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YOUR GOAL

Master of The infinite scroll

Ch 2 · Your brain on dopamine
Projects
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futura The dopamine delusion

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futura The reward prediction error

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futura Intermittent variable rewards

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futura The neurological habit loop

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futura That next scroll's a surprise, Unlocking your brain's prize, Dopamine keeps you seeking!

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The reward prediction error

futura The reward prediction error

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Fun Fact

Dopamine's real job: Dopamine is actually a chemical of anticipation, spiking when you expect a reward rather than when you actually receive it.

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Intermittent variable rewards

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Glossary
dopamine (noun)
A neurotransmitter in the brain that plays a major role in regulating reward, motivation, and motor control. Aza Raskin's 2006 infinite scroll design systematically exploits dopamine to hook users through unpredictable feed rewards.

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Quiz

Which neurotransmitter is primarily responsible for the anticipation of a reward in your brain?

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Gossip

What is your favorite notification to get?

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Quiz

Why does an unpredictable reward trigger more dopamine than a predictable one?

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Quiz

Which three-step loop, popularized by Charles Duhigg, describes how habits form in the brain?

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Quiz

In brain chemistry, what is 'habituation'?

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Quiz

What did neuroscientist Wolfram Schultz discover about dopamine in his 1997 monkey experiments?

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Quiz

What happens to dopamine levels when a social media post gets way more likes than you expected?

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Quiz

What is the psychological term for receiving rewards at unpredictable, random intervals?

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Quiz

Which part of the brain's reward system is heavily activated by unpredictable social media notifications?

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