Why People Link Good Deeds to Belief in God: Study

Author: University of California - Merced
Published: 9 Aug 2024 - Updated: 17 Sep 2026
Publication Details: Peer-Reviewed | Survey, Analysis

Table of Contents:
Synopsis - Definition - Overview - FAQs - Insights, Updates - Related Content

Synopsis

This peer-reviewed paper investigates the psychological bias that associates moral behavior with religious belief. Through experiments in the United States and New Zealand, researchers found that individuals performing good deeds are more likely to be perceived as religious believers than atheists. This bias was notably stronger than the association of immoral behavior with atheism. The study results suggest that the stereotype linking religiosity with benevolence is prevalent across different cultures. The findings are based on experiments that reveal a stronger connection between positive behavior and religion than negative stereotypes about atheists, offering fresh insights into how we perceive morality and belief. It's particularly useful for anyone curious about human behavior-whether you're a senior reflecting on societal views, someone with a disability interested in how stereotypes shape perceptions, or just a person who enjoys a good thought-provoking piece.*

At a Glance

• 1 - The research was led by cognitive science graduate student Alex Dayer and published in the journal Scientific Reports. Professor Colin Holbrook served as a co-author on the work.
• 2 - US respondents were nearly 20 times more likely to guess the helpful man believed in God than that he was an atheist. In New Zealand the figure was 12 times more likely.
• 3 - The two test countries had very different belief levels, with 47 percent of Americans calling themselves religious versus 49 percent of New Zealanders reporting no religion. The bias still appeared strongly in both.
• 4 - Participants judged a man whose kindness grew from helping stray animals as a child to sheltering homeless families as an adult. They were then asked whether he was more likely just a teacher or a teacher who did or did not believe in God.

Topic Definition

Moral Bias Toward Religious Belief

Moral bias toward religious belief is a cognitive tendency in which people intuitively assume that someone who behaves generously or helpfully is more likely to be a religious believer than an atheist. It is a form of stereotype, a mental shortcut that connects visible good deeds with faith even when logic offers no such link. Research in this area has shown that the association runs in both directions - people also connect immoral acts with disbelief - but the pull toward seeing kindness as a sign of belief is considerably stronger. This bias appears across cultures with very different rates of religiosity, which suggests it is a widely shared human intuition rather than a product of any single society. Scholars connect it to theories about how major world religions grew by encouraging cooperation, since a shared belief in a moralizing higher power may have helped strangers trust and rely on one another.

Overview

Psychological Bias Connects Good Deeds to Belief in God

Experiments conducted by UC Merced researchers find that people who perform good deeds are far more likely to be thought of as religious believers than atheists. Moreover, the psychological bias linking kindness and helpfulness with faith appears to be global in scale.

Research on the mental link between moral behavior and religious belief goes back more than a decade. Prior research, however, emphasized the dark side of this equation, with participants asked whether they assumed it was more probable that a serial killer believed in God or was an atheist (people in nations all over the planet thought the latter was more likely).

The UC Merced studies, conceptualized by cognitive science graduate student Alex Dayer and published in the journal Scientific Reports, flipped the switch to the bright side: What if someone was a "serial helper," prone to extraordinary benevolence?

The research found that the stereotype of an extraordinarily good person being religious was dramatically stronger that of an extraordinarily cruel person being an atheist, said co-author Colin Holbrook, a professor in the university's Department of Cognitive and Information Sciences.

"Though we also found that people intuitively link atheism with immoral behavior, people appear to associate believing in God with being generous, helpful and caring to a much greater extent," Holbrook said.

The research consisted of experiments conducted in two nations with disparate levels of religious belief:

• The United States, where 47% of the population describes itself as religious, according to a recent Gallup poll.
• New Zealand, where 49% of respondents in the 2018 census indicated no religious belief.

Participants read a description of a man who took a path of increasing benevolence, from helping stray animals as a child to, as an adult, giving food and clothes to homeless people. Sometimes, during bitingly cold weather, he offered a spare room to homeless families.

Half of the participants were asked which is more probable: The man is a teacher or the man is a teacher and believes in God.

The other half were asked the same question, but the options were "the man is a teacher" or "the man is a teacher and does not believe in God."

The most logical response would be to guess the man is a teacher, a group that would include both teachers who believe and teachers who are atheists. But people have been found to pick the less likely option to this type of question if it matches a strong social stereotype in their minds.

The results were striking. U.S. respondents were nearly 20 times more likely to guess that the helpful man believed in God than that the man was an atheist. In New Zealand, respondents were 12 times more likely to guess that the helpful man was religious.

The bias intuitively connecting religious belief to socially uplifting behavior was significantly stronger than that found with the study's inverse, "dark side" conditions, which looked for stereotypes of atheists as antisocial. The bias was there, but far less powerful.

"So instead of a stereotype of atheists as immoral driving the effect, the stereotype of the moral person of faith may be the more important force," Holbrook said. "We replicated the findings of the earlier studies linking evil with atheism, but we found that the effects linking prosociality with faith were remarkably larger."

The study's results fit with a theory about the historical development of major world religions that emphasizes cooperation. Belief that a powerful being or spiritual force rewards positive moral behavior - and punishes immoral behavior - is shared by all major religions. This kind of belief might help members of religious groups trust one another, cooperate and grow.

"Strangers with little in common beyond their shared spiritual beliefs in moralizing gods might be more inclined to trust and less inclined to exploit one another," Holbrook said.

Of course, the UC Merced experiments and similar research measure only what stereotypes people project onto others - how they think someone would act based on what they believe.

"Our evidence indicates that people stereotype believers as more likely to care about and help others. But this theoretical model suggests that the stereotype might actually have had merit in the past as major religions grew or may possibly be true even now - people who believe in God might actually be more likely to help others," Holbrook said. "The evidence that believers are more prosocial is currently mixed, and it's a question that calls for more research."

Frequently Asked Questions

NOTE: Researched FAQs by Disabled World (DW)

What is a cognitive bias

A cognitive bias is a systematic pattern in which the mind takes mental shortcuts that can lead to judgments straying from pure logic. These shortcuts often reflect ingrained assumptions or social stereotypes rather than careful reasoning.

What is the conjunction fallacy used in this study

The conjunction fallacy occurs when people judge a specific combination of conditions as more probable than a single broader condition. In this research it appeared when participants chose teacher plus believer over the more likely option of simply teacher.

What does prosocial behavior mean

Prosocial behavior refers to actions intended to help or benefit other people, such as sharing, comforting, or offering aid. Researchers use the term to describe the generous and caring conduct examined in this study.

Does this study prove that religious people are more moral

No, it measures the stereotypes people project onto others rather than actual behavior. The researchers note the evidence on whether believers are genuinely more helpful remains mixed and needs further study.

What is an atheist

An atheist is a person who does not believe in the existence of any god or gods. The term describes a lack of religious belief rather than a specific set of moral values.

Why were the United States and New Zealand chosen for the research

They were selected because they have markedly different levels of religious belief within their populations. Comparing them allowed researchers to test whether the bias held across contrasting cultural settings.

How can awareness of this bias be useful in daily life

Recognizing the bias can help people question snap judgments about others based on assumed beliefs. It encourages fairer treatment of individuals regardless of whether they are religious or not.

Does this bias affect how nonbelievers are treated

It can contribute to nonbelievers being unfairly viewed as less trustworthy or caring in some social settings. Understanding the pattern may help reduce that kind of unwarranted judgment.

Hyperreligiosity: When Faith Becomes a Clinical Sign: Hyperreligiosity explained: how neurological disease, psychosis and rigid belief turn devotion into measurable harm, disability and preventable death.

Insights, Analysis, and Developments

Editorial Note: The study's insights into the cognitive biases connecting morality and religious belief highlight the importance of recognizing and addressing these stereotypes. Here's the kicker: this study doesn't just tell us how we see others-it hints at why societies cling to religion as a moral compass. It's not about proving who's right or wrong but about understanding the stories we tell ourselves. For those who've felt judged by these biases, like many with disabilities navigating a world quick to label, it's a reminder that perception isn't truth. Maybe it's time we rethink these mental shortcuts and look deeper at what really drives goodness-faith or not. Such biases can influence social interactions and judgments, underscoring the need for greater awareness in fostering inclusivity and understanding.*

Attribution/Source(s): This peer reviewed publication was selected for publishing by the editors of Disabled World (DW) due to its relevance to the disability community. Originally authored by University of California - Merced and published on 9 Aug 2024, this content may have been edited for style, clarity, or brevity.

* Editorial additions by Ian C. Langtree.