Evidence map›Paper›PMID 25347535›Full record

ArticleJournal of experimental psychology. General2014

Humans use directed and random exploration to solve the explore-exploit dilemma.

Robert C Wilson, Andra Geana, John M White, Elliot A Ludvig, Jonathan D Cohen

Registry-linked trialAbstract read
In one paragraph

Article in Journal of experimental psychology. General, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05178381 (Evaluating the Neurocomputational Mechanisms of Explore-Exploit Decision Making in Older Adults), which is not on this map. Cited by 252 papers.

0numbers the graph read from it
0cells of the map it votes in
252citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT05178381 nacompletednot on this mapstarted 2022, after this paper: background citation

Evaluating the Neurocomputational Mechanisms of Explore-Exploit Decision Making in Older Adults

TypeinterventionalSponsorUniversity of ArizonaRan2022 to 2024Enrolled248ConditionsHealthy AgingArmsContinuous theta burst transcranial magnetic stimulation
3 · Its place in the literature

Who cites it

252 citing papers in PubMed.

  1. Article
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  11. Spatiotemporal Decoding of Explore-Exploit Decisions in the Human Brain.bioRxiv : the preprint server for biology · 2026
    Article
  12. Article
  13. Addressing degeneracy in rodent studies of cognition.Current opinion in neurobiology · 2026
    Review
  14. Article
  15. Article
  16. Article
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  19. Article
  20. Article

192 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Robert C WilsonPrinceton Neuroscience Institute, Princeton University.
Andra GeanaPrinceton Neuroscience Institute, Princeton University.
John M WhiteDepartment of Psychology, Princeton University.
Elliot A LudvigDepartment of Psychology, Princeton University.
Jonathan D CohenPrinceton Neuroscience Institute, Princeton University.

Funding

NRSA Training Grant in Quantitative NeuroscienceT32MH065214 · NIMH · PRINCETON UNIVERSITY · PI Nathaniel Douglass Daw, KENNETH A NORMAN · 2002 to 2026
$7.9M
NIMH NIH HHS T32 MH065214
6 · The paper itself

Abstract

All adaptive organisms face the fundamental tradeoff between pursuing a known reward (exploitation) and sampling lesser-known options in search of something better (exploration). Theory suggests at least two strategies for solving this dilemma: a directed strategy in which choices are explicitly biased toward information seeking, and a random strategy in which decision noise leads to exploration by chance. In this work we investigated the extent to which humans use these two strategies. In our "Horizon task," participants made explore-exploit decisions in two contexts that differed in the number of choices that they would make in the future (the time horizon). Participants were allowed to make either a single choice in each game (horizon 1), or 6 sequential choices (horizon 6), giving them more opportunity to explore. By modeling the behavior in these two conditions, we were able to measure exploration-related changes in decision making and quantify the contributions of the two strategies to behavior. We found that participants were more information seeking and had higher decision noise with the longer horizon, suggesting that humans use both strategies to solve the exploration-exploitation dilemma. We thus conclude that both information seeking and choice variability can be controlled and put to use in the service of exploration.

Indexed as

RewardAdolescentChoice BehaviorDecision MakingExploratory BehaviorFemaleHumansMaleNeuropsychological TestsYoung Adult

Identifiers

PMID25347535
PMCPMC5635655

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.