Goal-Gradient Effect
Updated 2026-08-01
INTRODUCTION
English translation pending.
CORE DEFINITION
The goal-gradient effect is the finding, documented by Clark Hull in rats and later by Ran Kivetz and colleagues in consumer research, that effort accelerates as the distance to a goal shrinks. Rats run faster near the food, and loyalty program members buy more often as the reward nears. The effect depends on perceiving progress: effort rises with the felt closeness of the reward and drops when the remaining distance looks large or invisible.
SCAFFOLDING EFFECT
Reduce cognitive load
- Show the gap: display what remains rather than what is done, so acceleration triggers. - Split long goals: break distant targets into short segments with visible endpoints. - Time the boost: place incentives near the end, where effort is already rising.
Anchor fast decisions
As a reward approaches, its expected value rises while the remaining effort shrinks, so the marginal return on trying harder improves. Visible progress also supplies feedback that the goal is reachable, which sustains motivation through the long middle stretch where most abandonment happens.
MINIMUM ACTION
In progress 0/1Practice this model in one real situation:
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Source support: Explicit
- cognitive-ux.comhttps://cognitive-ux.com/name_en/goal-gradient-effect/verified
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