Eighty-five per cent of teens have seen gore online, but only seven per cent searched for it. Current content moderation and safety features aren’t fixing the problem.
Articles on Mass shootings
Displaying 1 - 20 of 170 articles
The Montréal shooter was a lonely, furious young man who built an ideology to justify killing, and its bedrock was a hatred of women.
Human therapists have a legal duty to warn authorities and potential targets when patients say they plan to harm someone. The same can – in theory – be required of AI chatbots .
The imagery of Europe’s history is often invoked to justify white supremacist violence around the world.
Evolving views about parental gun ownership and liability will likely have ramifications in custody battles.
In cases like the Tumbler Ridge shooter’s flagged ChatGPT account, Canada lacks a legal framework for assigning responsibility when an AI company possesses information that could prevent violence.
Strategies to prevent youth radicalization into violence should prioritize a grievance-oriented and trauma-informed approach, and emphasize exit from the online world while reducing exclusion.
Violence is interpreted through a double standard when it comes to trans people and cis men, allowing masculinity as a structural driver to remain unexamined.
Blaming violence on mental illness is misleading and distracts from other evidence-based drivers. In the end, this undermines effective prevention.
The Canadian Emergency Response Psychosocial Support Network offers a directory of mental health services across Canada, a mental health self-assessment tool, and individual and community mental-health tool kits.
Armed with new tools that reveal patterns of connection between brain areas, researchers are gaining clearer insights into how the brain regulates behavior.
Prevention methods like lockdown drills do not account for many scenarios, including the likely case that a school shooter is a former or current student.
The Bondi shooters legally owned the guns they used to kill 15 people in a terrorist attack. The government has flagged harsher gun laws, but will they work?
Active armed offender situations are always tense and fluid. Even more so when the incident occurs in a public space.
Twenty-nine people were injured and taken to hospital in the deadliest mass shooting in Australia since the Port Arthur massacre in 1996.
Active white nationalist groups operate in all but two U.S. states. Researchers have found that there’s a strong association between holding white nationalist views and supporting political violence.
Tragedies like the Sept. 28, 2025, shooting at the Church of Jesus Christ of Latter-day Saints chapel in Michigan are part of a longer pattern.
As social media platforms make it easier for millions of people near and far to witness public violence, the harmful effects have far greater reach.
People spend less on groceries, restaurants and public activities for months after a fatal school shooting − costing communities millions.
Research indicates significant connections between military service and violent extremism. Though most go on to live peaceful lives, military members and veterans make up around 28% of mass shooters.
Top contributors
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Professor of Criminal Justice, Metropolitan State University
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Professor of Criminal Justice, Hamline University
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Professor of Psychiatry, Wayne State University
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Associate Professor of Disaster and Emergency Management, York University, Canada
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Associate Professor of Criminal Justice, Penn State
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Professor, History, Saint Mary’s University
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Professor of Psychology, Stetson University
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Professor of Criminology & Public Policy, University of Brighton
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Clinical Associate Professor of Surgery, New York University
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Professor of Occupational Health Psychology, Birmingham City University
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Associate Professor of Criminal Justice, State University of New York Oswego
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Professor of the Practice and Faculty Director of the Master's in Applied Intelligence, Georgetown University
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Professor of Public Policy Studies, Duke University
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Visiting Professor of Public Health and Community Medicine, Tufts University
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Lecturer in Psychology, University of Salford