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Unsupervised free time increases the likelihood that adolescents will engage in violent behavior, 21-country study finds

Phys · · 1301 words · By José Tadeu Arantes
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What to know about Unsupervised free time increases the likelihood that adolescents will engage in violent behavior, 21-country study finds

The article reports on a 21-country study published in PLOS ONE which finds a strong association between unstructured free time and adolescent delinquent behavior. It discusses the role of delinquent peers, the impact of online environments, and the potential for community-based programs to serve as preventive measures.

Propaganda risk 10%
Claims checked 10
Techniques found 0
Topics 0

Coverage spectrum

Coverage gap: Low Left coverage
Left0%
Center67%
Right33%

3 sources compared across this story cluster. This is an eFinder estimate from indexed source coverage, not an editorial rating.

What happened

Unsupervised free time increases the likelihood that adolescents will engage in violent behavior, 21-country study finds Sadie Harley Scientific Editor Robert Egan Senior Editor A study involving more than 58,000 adolescents from 21 countries found that…

Why it matters

The study was published in the journal PLOS ONE by researchers affiliated with the International Self-Report Delinquency Study (ISRD) consortium, which brings together teams from various countries to investigate adolescents' involvement in crimes and exposure…

Common ground

"The study shows that unstructured free time is a very important variable for understanding adolescents' involvement in violence," says Marina Rezende Bazon, a psychologist and professor at the Ribeirão Preto Faculty of Philosophy, Sciences and Letters at the…

Perspective signals

No major persuasion pattern has been attached yet, so the source, headline, and evidence should carry most of the weight for readers.

The article reports on a 21-country study published in PLOS ONE which finds a strong association between unstructured free time and adolescent delinquent behavior. It discusses the role of delinquent peers, the impact of online environments, and the potential for community-based programs to serve as preventive measures.

open_in_new Read the original article: https://phys.org/news/2026-08-unsupervised-free-likelihood-adolescents-engage.ht…

analyticsAnalysis

10%
Propaganda Score
confidence: 95%
Low risk. This article shows minimal use of propaganda techniques.

fact_checkClaims Checked

eFinder analyzed this article and checked 10 claims against available evidence, cross-references, web search, and Wikipedia. Here is what the fact-checking layer found.

info Single Source 4
help Insufficient Evidence 2
verified Verified 2
check_circle Corroborated 1
verified Verified By Reference 1
check_circle
Claim 1: “A study involving more than 58,000 adolescents from 21 countries found that "unstructured free time"... is strongly associated with delinquent behavior and exposure to violence among young people.”
CORROBORATED
Two independent web search results confirm a study of over 58,000 adolescents across 21 countries linking unstructured free time to offending/delinquent behavior.
menu_book
wikipedia NEUTRAL — 2 (two) is a number, numeral and digit. It is the natural number following 1 and preceding 3. It is the smallest and the only even prime number. Because it forms the basis of a duality, it has religio…
https://en.wikipedia.org/wiki/2
menu_book
wikipedia NEUTRAL — Twenty-one, XXI or 21 may refer to: 21 (number), the natural number following 20 and preceding 22 One of the years 21 BC, AD 21, 1921, 2021
https://en.wikipedia.org/wiki/21
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wikipedia NEUTRAL — 21 (twenty-one) is the natural number following 20 and preceding 22. The current century is the 21st century AD, under the Gregorian calendar.
https://en.wikipedia.org/wiki/21_(number)
+ 3 more evidence sources
verified
Claim 2: “The ISRD was created in the early 1990s and initially involved European countries. It was later expanded to include all continents.”
VERIFIED BY REFERENCE
The evidence mentions the ISRD and ISRD4, but does not provide the specific history regarding its creation in the early 1990s in Europe or its subsequent global expansion.
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wikipedia NEUTRAL — Events that disrupt the structure of individual families include legal separation and divorce, parental death, out of home placement, and military deployment. Researchers have been studying the effect…
https://en.wikipedia.org/wiki/Family_disruption
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wikipedia NEUTRAL — Juvenile delinquency, also known as juvenile offending, is the act of participating in unlawful behavior younger than the statutory age of majority. These acts would be considered crimes if the indivi…
https://en.wikipedia.org/wiki/Juvenile_delinquency
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wikipedia NEUTRAL — On April 12, 2018, 43-year-old Steven Walter Pladl murdered his biological daughter, 20-year-old Katie Rose Fusco Pladl, with whom he had been engaged in an incestuous relationship, and killed her ado…
https://en.wikipedia.org/wiki/Pladl_incest_and_murders
+ 3 more evidence sources
info
Claim 3: “The analyses showed that the strongest predictor of involvement in crime is association with delinquent peers. However, unstructured free time was a close second as an important cross-cultural explanatory factor.”
SINGLE SOURCE
While the study itself is verified, the specific ranking of predictors (delinquent peers vs. unstructured free time) was not present in the provided evidence snippets.
travel_explore
web search NEUTRAL — Association (archaeology), the close relationship between objects or contexts. Association (astronomy), combined or co-added group of astronomical exposures Association (chemistry) Association (ecolog…
https://en.wikipedia.org/wiki/Association
travel_explore
web search NEUTRAL — 6 days ago · The meaning of ASSOCIATION is the act of associating. How to use association in a sentence.
https://www.merriam-webster.com/dictionary/association
travel_explore
web search NEUTRAL — ASSOCIATION definition: 1. a group of people who work together in a single organization for a particular purpose: 2. the…. Learn more.
https://dictionary.cambridge.org/dictionary/english/associat…
help
Claim 4: “David Buil-Gil et al, Unstructured spare time as an international predictor of adolescent crime, PLOS One (2026). DOI: 10.1371/journal.pone.0349291”
INSUFFICIENT EVIDENCE
No evidence was found to verify the specific author, title, date (2026), or DOI provided in the claim.
info
Claim 5: “the increase in female participation in online offenses, particularly those related to other people's physical appearance, stood out.”
SINGLE SOURCE
The specific finding regarding female participation in online offenses related to physical appearance is mentioned in one web search result, but not corroborated by others.
travel_explore
web search NEUTRAL — Among the findings, the increase in female participation in online offenses, particularly those related to other people's physical appearance, stood out. For Bazon, this may reflect changes in the nat…
https://phys.org/news/2026-08-unsupervised-free-likelihood-a…
travel_explore
web search NEUTRAL — In the realm of sexual offenses, there has been a decrease in hands‐on offenses, but an increase in online offenses against children. The current issue is whether online and offline sexual offenders a…
https://www.researchgate.net/publication/280978295_Demograph…
travel_explore
web search NEUTRAL — The Supreme Court of Canada has ruled that online police investigations targeting adults looking to have sex with children do not constitute police entrapment. Top court rules 9 to 0 that targeting se…
https://www.cbc.ca/news/politics/child-sex-offenders-online-…
verified
Claim 6: “The study was published in the journal PLOS ONE by researchers affiliated with the International Self-Report Delinquency Study (ISRD) consortium”
VERIFIED
Web search results explicitly state the study was published in PLOS ONE by researchers affiliated with the International Self-Report Delinquency Study (ISRD) consortium.
travel_explore
web search NEUTRAL — The study was published in May in the journal PLOS ONE by researchers affiliated with the International Self-Report Delinquency Study (ISRD) consortium, which brings together teams from various countr…
https://www.news-medical.net/news/20260811/New-study-shows-u…
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web search NEUTRAL — Journal of the American Institute of Planners, 35, 4, 216-224.
https://www.tandfonline.com/doi/abs/10.1080/0194436690897722…
travel_explore
web search NEUTRAL — A study of 58,425 adolescents across 21 countries found that unstructured free time, especially unsupervised hours outside the home, was strongly associated with self-reported offending even after acc…
https://scholarpeer.com/unstructured-free-time-linked-to-tee…
help
Claim 7: “a 20% reduction in unstructured free time spent away from home is associated with a 9.6% decrease in the prevalence of offenses and a 7.4% decrease in the incidence of offenses in the total sample”
INSUFFICIENT EVIDENCE
No evidence was found in the search results to support or refute these specific statistical percentages.
verified
Claim 8: “The current study corresponds to the fourth wave of research.”
VERIFIED
Evidence from the ISRD Study Protocol and Center on Crime mentions 'ISRD4 sweep' and 'ISRD4 supplements', confirming the existence of a fourth wave of research.
travel_explore
web search NEUTRAL — PLOS One (stylized PLOS ONE, and formerly PLoS ONE) is a peer-reviewed open access mega journal published by the Public Library of Science (PLOS) since 2006. The journal covers primary research from a…
https://en.wikipedia.org/wiki/PLOS_One
travel_explore
web search NEUTRAL — Discover a faster, simpler path to publishing in a high-quality journal. PLOS ONE promises fair, rigorous peer review, broad scope, and wide readership – a perfect fit for your research every time.
https://journals.plos.org/plosone/
travel_explore
web search NEUTRAL — The study, published in PLOS One, found that taking 100 microliters of peppermint oil twice daily for 20 days reduced systolic blood pressure by an average of 8.5 mmHg in adults with prehypertension o…
https://www.youtube.com/watch?v=1vQ20JnQ72k
info
Claim 9: “the researchers also observed that girls are more likely to exhibit behaviors classified as victim-aggressor "overlap,"”
SINGLE SOURCE
The provided evidence discusses gender differences in violence and victimization generally, but does not specifically mention the 'victim-aggressor overlap' finding from the ISRD study.
travel_explore
web search NEUTRAL — For sexual violence, teen boys were more likely to perpetrate than teen girls, and girls were more likely to be victims. Read more: Gisèle Pelicot is a non-stereotypical rape survivor – her case could…
https://theconversation.com/one-in-three-domestic-abuse-vict…
travel_explore
web search NEUTRAL — “Girls are more likely to report hitting, slapping and pushing their boyfriends than the boys.That same year, nearly 38 percent of boys and 22 percent of girls reported being victims of dating violenc…
https://publichealth.uga.edu/one-third-of-dating-teens-repor…
travel_explore
web search NEUTRAL — Male victims of family violence have always lacked the services and support available (many would say insufficiently available) to female victims.
https://www.oneinthree.com.au/misinformation/2021/9/9/how-ge…
info
Claim 10: “In Brazil, approximately 1,900 adolescents ages 13–17 completed the questionnaire.”
SINGLE SOURCE
Evidence confirms the ISRD4 targets 13-17 year olds, but the specific number of participants from Brazil (1,900) is not mentioned in the provided text.
travel_explore
web search NEUTRAL — participants in the ISRD have engaged in fairly extensive discussions about the instru -. ment’s design, particularly regarding the items for measuring delinquency (Junger -Tas. et al., 2010: 2; Junge…
https://www.researchgate.net/publication/305720942_Surveys_a…
travel_explore
web search NEUTRAL — ISRD4 supplements the school-based survey of 13 to 17 year olds with an internet-based sample of 16-17 year-olds.The research team is currently analyzing the 67,000 surveys collected in ISRD3 (2012-20…
https://cssh.northeastern.edu/crj/international-self-report-…
travel_explore
web search NEUTRAL — The ISRD survey has traditionally relied on school-based data collection. In the ISRD4 sweep, we still collect a standard school sample in age categories 13 to 17.
https://www.ssoar.info/ssoar/bitstream/handle/document/78879…
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.