The hottest Public Safety Substack posts right now

Hay fever affects about one in five people in the UK, with higher rates in countries like Brazil and Australia.
Hay fever can lead to accidents and injuries, especially when operating heavy machinery or engaging in physical activities.
A study in Japan estimated that a 10% increase in pollen count leads to thousands of additional accidents, costing the economy billions of dollars.

Randomized controlled trials (RCTs) play a crucial role in identifying effective interventions in criminal justice policy.
Collaboration among researchers and practitioners is essential to develop and replicate successful causal research designs.
Causal research has contributed to progress in criminal justice policy and helped identify interventions that work, while also highlighting ones that are ineffective or counterproductive.

Gold standard evidence in policy often comes from randomized controlled trials (RCTs) that help isolate causal effects but are not always practical, especially in criminal justice settings.
Quasi-experimental methods like regression discontinuity designs (RDD) and difference in differences (DID) can also provide high-quality evidence for evaluating causal effects of programs and policies, offering flexibility where RCTs are not feasible.
Recent analysis showed that RDD and DID designs are as reliable as RCTs for inferring causality, indicating that a variety of methods beyond RCTs can be valuable 'gold standard' evidence in policy and criminal justice research.

Each individual's interpretation of a term, like 'school shooting,' can significantly impact the reported numbers. Defining terms clearly is crucial for accurate understanding of statistics.
How data is presented can greatly influence the story it tells. Metrics like mean, median, and mode can reveal different aspects of the same data set.
Different criteria for categorizing school shootings, such as the number of victims or the presence of pre-planned intent, can lead to vastly different counts and implications.

Swatting schools with hoax calls creates real dangers by triggering massive police responses to false threats.
The nationwide pattern of hoax calls involve looped recordings to create panic and high-priority police responses.
Response to these hoax incidents requires better situational awareness, such as intelligence sharing, school verification, and efficient response scaling.

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Sniper attacks on schools are extremely dangerous and present a worst-case scenario with little opportunity for escape or defense.
Many past incidents dating back to 1979 show that sniper attacks on K-12 schools have occurred before, further highlighting the severity of this issue.
The presence of multiple weapons, planning, and vulnerability of targets in school shootings like the one at Edmund Burke School underscores the ongoing threat to children, calling for urgent action from policymakers.

The K-12 School Shooting Database is now an independent research project with a website not affiliated with any government agency, documenting instances of gun violence on school property since 1970.
The database includes various types of incidents beyond traditional school shootings, such as gang violence, domestic disputes, and accidents, providing a comprehensive view of gun violence in schools.
The data collected by the database includes detailed information on the locations of shootings on school property, outcomes of incidents, victim and shooter demographics, offering a unique level of detail for analysis.

Armed citizens responding to active shooters can create more risks than rewards due to confusion, stress, and lack of situational awareness.
Even well-trained soldiers and police officers can make fatal mistakes under extreme stress, which highlights the challenges for armed civilians in chaotic situations.
Identifying the shooter in a crisis is complex; drawing a firearm quickly escalates dangers and can lead to unintended consequences, emphasizing the importance of thoughtful decision-making in high-pressure scenarios.

The price system in businesses helps share important information in a simple way. It shows how prices aren't just random but serve a purpose in the economy.
Prices often aren't whole numbers to make things seem cheaper and to prevent theft in stores. This is a smart strategy to protect small businesses.
Precautions are important in life, but too many can make us feel anxious. We need to balance being careful with not letting fear take over our actions.

Brazil has banned X, formerly known as Twitter, due to concerns about misinformation and harmful content. The government believes this will help protect the public.
Anyone caught using a VPN to access X will face a hefty fine of $8,874. This is meant to discourage people from trying to get around the ban.
The ban raises important questions about internet freedom and the government's control over online content. It's crucial for people to stay informed about the laws regarding internet use in their country.

Real change requires a constitutional solution: amending or repealing the Second Amendment to make gun rights clearly conditional and reduce the huge number of firearms in private hands.
Small, incremental laws won't solve the root problem; we need strict, responsibility-based rules for who can own guns (testing, licensing, legitimate purposes) and practical measures to keep weapons out of dangerous hands.
Success depends on building a sustained, well-organized movement with a big, ambitious goal and organizational strength like the NRA, pairing outspoken young activists with experienced political operators.