How families, communities and digital platforms shape school violence

School violence has escalated from isolated bullying into systemic crises involving firearms, knives and organized assaults.

The immediate root causes lie in the erosion of the family unit, the weakening of values systems, the lack of social and community accountability, and the normalization of violence through digital algorithms.

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This report argues that addressing these immediate drivers — family disengagement, community fragmentation and algorithmic conditioning of aggression — is essential for rapid mitigation.

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Ecological and nutritional factors, including the soil-gut-brain continuum and microplastic exposure, remain relevant but secondary.

The scientific and sociological basis of the 15-year threshold for criminal responsibility must be urgently updated. Policymakers should adopt differentiated thresholds that retain 15 years for minor offenses but allow accountability from age 12 and below for grave crimes, supported by restorative justice and victim rights mechanisms.

Only by updating the science and adapting the law can the Philippines balance rehabilitation with justice.

Governance, school administration and teacher welfare are central to reinforcing accountability and resilience, ensuring that classrooms return to their role as sanctuaries of learning rather than battlegrounds of violence.

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When classrooms stop feeling safe

School violence in the Philippines and around the world has intensified, manifesting in fatal stabbings, gun-related incidents and organized assaults.

Traditional explanations emphasize poverty, inequality and peer dynamics, while ecological frameworks highlight soil degradation and poor diets. However, these factors, though important, do not directly explain the rapid escalation of violence.

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The immediate root causes are the erosion of the family unit, the weakening of values systems during children’s formative years, the lack of community accountability and the normalization of violence through social media algorithms.

READ: From Duterte’s 1972 shooting story to Tacloban: School violence in PH

Without addressing these core drivers, interventions focused solely on ecological or nutritional reforms will fail to produce immediate reductions in violence.

Thus, this report situates ecological and biological vulnerabilities as background stressors while foregrounding family, community and digital ecosystems as the decisive factors shaping violent behavior.

The home as the first line of defense

The family unit is the primary site of values transmission and emotional regulation.

When parents are absent, financially constrained or emotionally disengaged, children’s vulnerabilities multiply. Time poverty, in which both parents work long hours, leaves children unsupervised, often consuming fast food and violent digital content without guidance.

Research confirms that weak parental monitoring significantly predicts delinquency and violent behavior, according to Hoeve et al. (2009).

Lifestyle choices such as prioritizing leisure or social drinking over family engagement also model disengagement, which children interpret as rejection, according to Barnes and Farrell (1992).

This erosion of parental presence undermines the values system that traditionally buffered children against aggression.

In the Philippine context, fragmented family routines and authoritarian discipline further exacerbate risks, contrasting with Vietnam’s structured family meals and Thailand’s community-based learning, which reinforce resilience.

Thus, the weakening of family structures and values transmission is the most immediate root cause of escalating school violence.

When communities look away

Beyond the family, communities historically acted as protective environments, reinforcing accountability and collective responsibility.

However, in many Philippine settings, community structures have eroded, leaving children without external buffers against aggression. Neighbors, schools and local institutions often fail to intervene, normalizing violence as part of everyday life.

This lack of accountability magnifies vulnerabilities in overcrowded classrooms where teacher support is limited.

In contrast, Thailand’s community-based learning model demonstrates how collective responsibility can reduce bullying and foster empathy, according to Unesco Bangkok (2023).

The absence of such accountability in the Philippines allows violent behaviors to proliferate unchecked, turning classrooms into crucibles of aggression.

Rebuilding community responsibility is therefore essential for immediate mitigation.

How algorithms make violence feel normal

Digital ecosystems amplify vulnerabilities by normalizing aggression through algorithm-driven content delivery.

Filipino children spend hours on cellphones consuming violent gaming content, TikTok challenges and melodramatic television series. Algorithms prioritize sensational and violent material, conditioning children to view aggression as normal.

Research shows that repeated exposure to violent media desensitizes youth, reduces empathy and primes them for reactive violence, according to Anderson and Bushman (2017) and Gentile et al. (2014).

Unlike ecological factors, which operate gradually, algorithmic conditioning produces immediate behavioral shifts, making it a decisive driver of school violence.

Globally, North American children immersed in violent streaming platforms exhibit similar patterns, while Asean youth increasingly engage in online gaming communities where aggression is normalized.

Addressing algorithmic exposure through regulation and parental digital literacy is therefore critical to reversing the normalization of violence.

The hidden toll of food, soil and environment

While not immediate root causes, ecological and nutritional stressors exacerbate vulnerabilities.

The soil-gut-brain continuum posits that degraded soils yield nutrient-poor foods, weakening gut microbiota diversity and impairing emotional regulation, according to Mayer et al. (2015).

In the Philippines, monocropping and chemical-intensive farming have reduced the availability of indigenous nutrient-rich foods, while processed imports dominate diets.

This nutritional decline correlates with higher rates of depression and aggression in adolescents, according to Jacka et al. (2010).

Emerging concerns about microplastics further highlight environmental stressors that disrupt neurological and hormonal regulation.

However, while these factors intensify psychosocial fragility, they do not directly explain the rapid escalation of violence.

Addressing them is necessary for long-term resilience but insufficient for immediate mitigation.

Teachers on the front line

Teachers occupy a pivotal role in either escalating or mitigating school violence.

Yet many Philippine teachers face low salaries, debt burdens and overcrowded classrooms of up to 70 students. Financial stress erodes their capacity to provide emotional support, leaving students exposed to aggression, according to Jennings and Greenberg (2009).

Governance structures, both local and national, are equally decisive.

Weak leadership, inconsistent policies and resource mismanagement amplify vulnerabilities, while strong governance fosters resilience through clear anti-violence protocols and investments in safe infrastructure, according to Leithwood, Harris and Hopkins (2008).

National governments must prioritize teacher welfare, digital regulation and family support, while local governance must rebuild community accountability.

Without governance alignment, reforms in agriculture, nutrition and technology remain fragmented and ineffective.

Rethinking accountability for young offenders

The Juvenile Justice and Welfare Act, or Republic Act No. 9344, enacted in 2006 and amended by Republic Act No. 10630 in 2013, set the minimum age of criminal responsibility at 15 years old, exempting children below this age from criminal liability.

This threshold was based on Western neuroscience and sociological studies from the 1990s to the 2010s, which emphasized adolescent brain immaturity and susceptibility to peer influence.

While these findings aligned with the U.N. Convention on the Rights of the Child, they did not account for Philippine realities: poor nutrition, ecological stress, early biological maturity, violent digital ecosystems, and the erosion of family and community accountability.

This science must be urgently updated.

Policymakers should adopt differentiated thresholds that retain 15 years for minor offenses but allow accountability from age 12 for grave crimes, supported by restorative justice and victim rights mechanisms.

Only by updating the science and adapting the law can the Philippines balance rehabilitation with justice, ensuring classrooms remain sanctuaries of learning rather than battlegrounds of violence.

Why the 15-year threshold is being questioned

The 15-year threshold was grounded in neuroscience research from the 1990s to the 2010s.

Studies by Steinberg (2009) and Pillay (2019) demonstrated that the prefrontal cortex, responsible for impulse control and judgment, matures around ages 16 to 18. Adolescents under 15 were therefore considered incapable of full criminal responsibility.

Developmental psychology reinforced this, showing that children below 15 were more vulnerable to peer pressure and emotional instability, making rehabilitation preferable to punishment.

Sociologically, Republic Act No. 9344 aligned with the U.N. Convention on the Rights of the Child, emphasizing protection from punitive systems and prioritizing intervention programs.

The law recognized that many minors in conflict with the law came from impoverished backgrounds, often manipulated by adults or syndicates.

Rehabilitation was seen as a pathway to reintegration rather than criminalization.

Where the old assumptions fall short

The original studies assumed environments with stable nutrition, supportive families and limited exposure to violent media.

These assumptions do not reflect Philippine realities.

Malnutrition, processed diets and degraded soils impair gut microbiota diversity, weakening emotional regulation and increasing aggression, according to Mayer et al. (2015) and Jacka et al. (2010).

Microplastics and chemical exposures disrupt hormonal and neurological development, accelerating behavioral risks.

The threshold was also set before smartphones, TikTok and algorithm-driven violent content. Today, children as young as 9 to 12 are immersed in violent gaming and social media, conditioned to normalize aggression, according to Anderson and Bushman (2017) and Gentile et al. (2014).

Cases of pregnancy at age 9 and minors practicing with firearms demonstrate premeditation and intent, challenging assumptions of immaturity.

Weak parental monitoring and declining community accountability amplify vulnerabilities, leaving children exposed to cycles of violence, according to Hoeve et al. (2009).

These realities suggest that the 15-year threshold no longer reflects the psychosocial conditions of Filipino children. The science must be urgently updated.

Balancing rehabilitation and justice

Tragedies such as the Tacloban killing highlight the tension between rehabilitation and justice.

Victims’ families often feel denied justice when perpetrators under 15 are exempt from liability.

While rehabilitation remains essential, grave crimes demand differentiated treatment. Justice must balance accountability with rehabilitation, ensuring victims’ families receive recognition, compensation and closure.

Specific recommendations include:

Update the science by commissioning Philippine-based interdisciplinary studies integrating neuroscience, nutrition, soil-gut-brain health, environmental toxins and digital exposure.

Retain 15 years for minor offenses but allow accountability from age 12 for grave crimes, with discernment tests to ensure fairness.

Strengthen programs compelling young offenders to confront harm, engage in reparative actions and undergo rehabilitation, while victims’ families receive compensation and psychosocial support.

Establish victim support units within schools and local government units, mandate transparent investigations and create a victim compensation fund financed by national and local governments.

Enforce oversight of algorithm-driven platforms that normalize violence, and promote parental digital literacy to monitor children’s online exposure.

Revitalize collective responsibility through community-based learning models, ensuring neighbors, schools and local institutions act as buffers against aggression.

Rebuilding the circle of protection

School violence is escalating primarily because of the erosion of the family unit, the weakening of values systems, the lack of community accountability and the algorithm-driven normalization of violence.

While ecological and nutritional factors such as soil degradation, processed diets and microplastic exposure intensify vulnerabilities, they remain secondary to these immediate root causes.

The most urgent challenge lies in the breakdown of protective structures — families, communities and schools — that traditionally transmitted values, enforced accountability and buffered children against aggression.

Without restoring these foundations, classrooms will continue to transform into battlegrounds rather than sanctuaries of learning.

Addressing this crisis requires a multilayered strategy.

First, family-centered interventions must be prioritized.

Policies that promote work-life balance, encourage shared family meals and strengthen parental digital literacy are essential to reestablish the family as the primary site of values transmission.

Parenting programs should emphasize consistent discipline, emotional availability and active monitoring of children’s digital consumption.

By rebuilding the family unit, societies can restore the formative values that deter aggression.

Second, community accountability must be revitalized.

Local institutions, neighbors and school boards should be empowered to act collectively in monitoring children’s behavior, regulating digital exposure and reinforcing social responsibility.

Models such as Thailand’s community-based learning demonstrate how collective responsibility can reduce bullying and foster empathy.

Adapting such approaches in the Philippine context could counter entrenched cultures of disengagement and restore classrooms as safe spaces.

Third, digital ecosystem regulation is critical.

Governments must enforce stricter oversight of algorithm-driven platforms that normalize violence by prioritizing sensational and aggressive content.

Schools and parents should collaborate to promote digital literacy, teaching children to critically evaluate online material and resist algorithmic conditioning.

Without such regulation, violent digital content will continue to prime children for aggression.

Fourth, teacher welfare and governance reforms must be embedded into national strategies.

Teachers, as front-line responders, require competitive salaries, debt relief and resilience training to manage overcrowded classrooms and provide emotional support.

Governance structures, both local and national, must align to ensure resource allocation, infrastructure investment and policy coherence.

Strong school administration can set clear anti-violence protocols, while national governments must integrate family support, digital regulation and teacher welfare into education policy.

Fifth, the scientific and sociological basis of the 15-year threshold must be urgently updated.

Policymakers should adopt differentiated thresholds that retain 15 years for minor offenses but allow accountability from age 12 and below for grave crimes, supported by restorative justice and victim rights mechanisms.

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Only by updating the science and adapting the law can the Philippines balance rehabilitation with justice, ensuring classrooms remain sanctuaries of learning rather than battlegrounds of violence. /dm

About the authors

Leilanna M. Dancel, a concerned parent and mother of two, is a biomedical researcher at the Research Institute for Tropical Medicine.

Teodoro C. Mendoza, a grandfather of five children ages 4 to 12, is a retired professor at the Institute of Crop Science, University of the Philippines Los Baños, Laguna.