ADDICTIVE DESIGN

 A

Here are 3 clear points from this passage:

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🧠 1. Behavioral and drug addictions share the same brain mechanism

• Kent Berridge argues that both drugs and behaviors trigger dopamine release in the brain.

• Simple cues (like opening a game or putting on running shoes) can cause dopamine spikes.

• Addiction is driven not by the substance itself, but by the learned belief that it relieves psychological distress.

👉 Point: Addictions—whether to drugs or behaviors—operate through the same brain systems and learned associations.

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❌ 2. Addiction continues even when pleasure disappears

• Addicts may still want the activity or substance but no longer enjoy it.

• The brain separates:

  • “Wanting” (craving)

  • “Liking” (pleasure)

👉 Point: Addiction is driven by craving, not enjoyment—people keep seeking it even after it stops feeling good.

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🎯 3. Small, clear goals strongly motivate behavior

• Example: Parkinson’s patients improved movement by stepping over small “hurdles.”

• Breaking tasks into manageable goals creates motivation and progress.

• Evidence:

  • Marathon runners cluster just under key time goals (e.g., 3:59 vs 4:01)

  • Goals act as powerful psychological drivers

👉 Point: Humans are highly motivated by clear, achievable goals, which can push them beyond normal limits.

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If you want, I can connect these points to the theme of addictive design (how apps/games use goals to hook users)—that’s where this chapter is heading.