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Study · Randomized controlled trial · 2016

2 results

Oxytocin influences intuitions about the relationship between belief in free will and moral responsibility.

Goodyear K, Lee MR, O'Hara M, Chernyak S, Walter H, Parasuraman R, Krueger F

Social neuroscience28 Apr 2015Cited by 7 (Europe PMC)

Summary

The text of this summary is not shown here, because the article license does not allow reuse. Read it at the source (opens in a new tab)

Text rights: Publisher copyright. Results still quote short attributed sentences.

Results from this study2

2 results from studies that gave the peptide. 2 results from people.

  1. 01HumanRandomized controlled trialEfficacy outcome

    In healthy men, intranasal oxytocin lowered the moral responsibility assigned to a hypothetical offender in both deterministic and indeterministic universes compared with placebo.

    In plain wordsIn healthy men, oxytocin led to lower moral responsibility ratings for an offender than placebo, in both kinds of universe.

    Peptide
    Oxytocin
    Outcome
    DecreaseMoral responsibility ratings of an offender
    Study

    n: not reported in source

    Comparator
    Placebo
    Outcome group
    Social behavior and cognition · Nervous system and cognition
    Studied dose
    Dose not stated · intranasalAs given in this study (human).

    Source sentences

    Summary
    Under oxytocin, participants rated the offender's actions with greater leniency and similarly assigned lower moral responsibility in both universes.
    2 context sentences
    Summary · context
    This study investigated the effects of intranasal oxytocin on intuitions about the relationship between free will and moral responsibility by applying a randomized, double-blind, placebo-controlled, between-subject design.
    Summary · context
    Healthy male participants rated the moral responsibility of a hypothetical offender, who committed crimes in either a primed deterministic or an indeterministic universe.
  2. 02HumanRandomized controlled trialEfficacy outcome

    In healthy men, intranasal oxytocin increased leniency in rating the offender's actions compared with placebo.

    In plain wordsIn healthy men, oxytocin made people rate an offender's actions more leniently than placebo did.

    Peptide
    Oxytocin
    Outcome
    IncreaseLeniency toward offender's actions
    Study

    n: not reported in source

    Comparator
    Placebo
    Outcome group
    Social behavior and cognition · Nervous system and cognition
    Studied dose
    Dose not stated · intranasalAs given in this study (human).

    Source sentences

    Summary
    Under oxytocin, participants rated the offender's actions with greater leniency and similarly assigned lower moral responsibility in both universes.
    2 context sentences
    Summary · context
    This study investigated the effects of intranasal oxytocin on intuitions about the relationship between free will and moral responsibility by applying a randomized, double-blind, placebo-controlled, between-subject design.
    Summary · context
    Healthy male participants rated the moral responsibility of a hypothetical offender, who committed crimes in either a primed deterministic or an indeterministic universe.

AI wrote and checked these results. AI can make mistakes, so check important results against the source.

Version history

PepBank keeps every version of the data on this study. Status changes from Retraction Watch, Europe PMC and Crossref are listed with their source.

  1. Version 2Current

    11 Oct 2026, 01:30 UTC

    Study results updated

  2. Version 1

    9 Oct 2026, 02:49 UTC

    First added · source update from Europe PMC

Subjects

Terms as the source lists them.

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