As a former NZ Police sergeant, I know firsthand how police fatalities shape one's behaviour. The recent shooting of two officers in Auckland cuts to the heart of NZ's trust-based policing policies.
The militarization of local police departments has been associated with an increase in police violence against citizens.
Data on Dallas police shootings, including incidents when police choose not to shoot, shows that race is not a significant factor.
After a series of high-profile resignations and allegations of misconduct, effective leadership of Scotland's centralised police force is lacking.