A few of the ways violence may create even more violence.
Danny Lim, Sydney, was convicted of ‘offensive behaviour’ for a sign that referred to Tony Abbott and alluded to the c-bomb. The conviction was dismissed in August this year.
Australia has a reputation for swearing. Yet this sits at odds with laws that criminalise offensive words.
Police gather in West London after the incident.
Terrorists are changing their tactics, so security services must too.
Australian police often have to request data about suspects from overseas.
AAP Image/Australian Federal Police
Support from overseas law enforcement and tech companies is typically a slow and cumbersome process.
And yet it's still technically legal in the UK.
Road trauma is already the ninth leading cause of death worldwide.
Wider societal issues are driving road user behaviour, which cannot be fixed by taking a traditional road safety approach.
328 football clubs, spanning all tiers of the game, are currently involved in the inquiry.
Has D.A.R.E. moved beyond the “just say no” days of the ‘80’s and '90’s?
AP Photo/Nick Ut
Jeff Sessions was met with considerable skepticism when he announced his desire to revive D.A.R.E. But it turns out that the current program is nothing like the ineffective D.A.R.E. of the '80's and '90's.
Should we be worried?
Some reports say crime is rising, but others that it is falling. Can they both be right?
Riot police in Buenos Aires, Argentina.
AP Photo/Victor R. Caivano
Research shows how politics can easily halt reforms that require time to take effect.
Children who witness crime are more vulnerable to error than adults when identifying the perpetrator.
Child eyewitnesses make more mistakes than adults when identifying criminals. A new police lineup design could help us assess their reliability and prevent wrongful convictions.
Eyewitness recollections are easily distorted by the views of others.
Turns out eyewitness testimony is one of the least reliable forms of evidence.
After two terror attacks the prior week, police patrolled the Westminster Bridge on election day 2017 in London.
AP Photo/Markus Schreiber
Given the persistent risk of terrorist attacks and large-scale accidents, it's more critical than ever for EMTs, police, firefighters and others to learn from the past.
Police officers have to deal with a lot of incidents not related to crime.
Peter Titmuss / Shutterstock.com
But with many different demands on police time, some not relating to crime, it's hard to estimate.
Even emergency department staff can have trouble telling if someone’s intoxicated as clinical clues can mislead.
We all know what a drunk person looks like, right? Wrong. Even health care workers can be confused.
Missing People Choir raise awareness in the grand final of ITV’s Britain’s Got Talent.
99% of people who disappear come home again. A third of them don't stay.
Australian authorities have been working to come up with a comprehensive response to terrorist threats.
There is good evidence that Australia's counter-terrorism strategies are working.
The police killed the three London Bridge attackers within minutes.
The attack in London was horrific but armed officers were on the scene and ending it with astonishing speed.
While noting the bravery of the police officers involved in the 2014 Sydney siege, a NSW coronial inquest also highlighted that mistakes were made.
Policing culture is often associated with a lack of transparency and a resistance to external examination.
Counting the cost.
The figures don't really add up.