From private security guards to health scanning, the private sector has been vital to China's fight against the pandemic.
Cyber security firms have sparked a revolution similar to the spread of private police forces.
There's been a rise in partnerships, over the past 20 years, between private security companies and police units in Kenya
Guns for hire are back in business – and they're making war even more dangerous.
The future of private security is beset by many challenges and what forms of regulation would be required to align it with the public interest.
The man reportedly in talks with the Trump administration has a vision of setting up something akin to the East India Company in Afghanistan.
Protecting rhinos and fighting terrorism are both noble causes, but there isn't much evidence of a link between the two.
Initial experience indicates that private security companies can provide a beneficial service to victims of family violence, but there are still concerns that need to be addressed.
Social justice is not just a phrase for protesting students. Instead it is something that defines them.
Clashes between student protesters and armed security (whether public or private) compel South Africans to consider the role of use of force in the context of protests.
Protest movements become radicalised by two factors: escalating policing and competitive escalation between political adversaries and other protesting groups.
In response to high levels of crime, South Africans have turned their homes into fortresses, seeking security behind high walls. But doing so might be counter-productive.
The legal status of private security staff is, for the most part, decidedly uncertain.